103 results about "Guiding Principles" patented technology

The invention discloses a preparation method of a semisolid slurry of a rare earth magnesium alloy. According to the guiding principle of promoting grain nucleation and inhibiting grain growth, pure aluminium is added into rare earth magnesium alloy melt, and a lot of fine dispersed Al2RE intermetallic compound particles which are generated by an in-situ reaction provide nuclei of heterogeneous nucleation for primary alpha-Mg so as to promote grain nucleation; and after the melt is transferred to a tundish, considering stability of a solid-liquid interface during the solidification process, the growth of a primary phase is delayed by reasonable control of cooling conditions in different stages of solidification so as to realize the effect of inhibiting grain growth. The invention provides a low-cost agitation-free green semisolid slurry preparation method. In comparison with a traditional semisolid slurry preparation technology, efficiency of the preparation method is improved greatly and cost is reduced remarkably. By the preparation method, a high-quality rheological slurry is provided for follow-up rheoforming of rare earth magnesium alloy, such as rheo-die casting, rheological squeeze casting and the like. The preparation method has a wide application prospect in rheoforming of a magnesium alloy.

The invention discloses a headspace gas chromatography detection method of residual solvents in a macroporous resin extract, which can be used for simultaneously measuring normal hexane, benzene, methylbenzene, methylcyclohexane, dimethylbenzene, styrene and divinylbenzene in the macroporous resin extract. The method comprises the following steps of: (1) carrying out tests of chromatographic conditions and system suitability; (2) preparing a comparison product solution; (3) preparing a test product solution; and (4) measuring. The specificity, the system suitability, the linearity, the precision, the minimum detection limit, the recovery rate, and the like of the method all meet the requirements of drug quality standard analysis method verification and guiding principles in the first appendix of the Chinese pharmacopoeia (Version 2005).

The invention discloses a passive unfolding and folding guide mechanism for a flexible solar array. The passive unfolding and folding guide mechanism can guide flexible solar panels to be passively unfolded and folded and is simple in structure, stable in performance, convenient to mount and debug and high in adaptability. The passive unfolding and folding guide mechanism comprises rope collection mechanisms, guide steel wire ropes, hinge joint pieces and cables, wherein the hinge joint pieces are mounted on hinges between the flexible solar panels at intervals; the guide steel wire ropes are mounted on the back surfaces of the flexible solar panels, one ends of the guide steel wire ropes wind around the rope collection mechanisms on a fixed box board, and the other ends of the guide steel wire ropes penetrate the hinge joint pieces to be fixedly connected with a movable box board; the herringbone cables are mounted on two sides of the flexible solar array. The passive unfolding and folding guide mechanism can realize unfolding and folding guide functions of the flexible solar panels, adopts a passive guide principle, and can adapt to unfolding and folding processes without adoption of other control measures. The passive unfolding and folding guide mechanism is simple in structure, safe, reliable and excellent in performance, and can better restrain motion states of the flexible solar panels in the unfolding and folding processes.

The invention discloses a combined preparation and sampling apparatus and method for a standard sample applicable to geotechnical testing. According to the invention, a high-efficiency rapid sample preparation apparatus is prepared from components with simple structures according to the design guiding principles of spiral propulsion under the driving of power and uniform-force ejection via an ejector plate. The apparatus has the structural characteristics that one end of a thin-walled soil sampling device is a thin wall with a blade at its top end, which facilitates pressing of the thin-walled soil sampling device into a stratum; the interior of the thin-walled soil sampling device is cushioned with a circular soil ejecting plate; a spiral pushing rod passes through an internal thread hole in a loading platform and a central hole in a sampling plate and then contacts with the soil ejecting plate, and a soil sample in the thin-walled soil sampling device is ejected out by rotating the spiral pushing rod; and after the soil sample descends by a certain distance, sample cutting knives are used for cutting soil so as to obtain the standard sample applicable to geotechnical testing. The apparatus provided by the invention can rapidly and efficiently prepare standard samples applicable to geotechnical testing from soil in different strata. The prepared standard sample has an accurate size and a smooth cut section and is small in difference from original soil.

The invention discloses health dry red wine which is produced by mixing a traditional Chinese medicine and grape wine, wherein the traditional Chinese medicine is prepared from dandelion, Maca, field thistle, herba portulacae, medlar, black sesame, sealwort, mulberry, radix polygonati officinalis and emblic leafflower fruit, and the grape wine is made of quality grapes. The health dry red wine is characterized in that according to the monarch, minister, assistant and guide principle of Chinese medicine, the synergism of various Chinese medicine components is adequately realized, and functions for preventing arteriosclerosis, maintaining resilience of blood vessels, reducing the blood fat, regulating the blood glucose, resisting the tumor, improving the immunity, promoting the protein synthesis, resisting the fatigue, resisting oxygen free radicals, strengthening the body, prolonging the longevity and beautifying can be realized. The health dry red wine is soft and smooth in taste, rich in nutrients and convenient to drink and the table health wine for weak patients caused by long-term illness and the patients with inappetence, dyspepsia, low immunity and the like.

The invention discloses a mutative-peak-index-based wind generating set abnormal condition early warning method. The method comprises the following steps of: analyzing and estimating the influence of wind generating set abnormal conditions caused by specific external excitation of an overland indirect driven wind generating set such as gust, turbulence and the like on a transmission system; and analyzing and estimating the influence of abnormal conditions of the wind generating set such as start, synchronization, yawing, shutdown, low-voltage traversing and the like on the transmission system. According to the method, a mutative peak index is raised for continuous monitoring of the wind generating set, and a proper early warning or alarm threshold value is determined. The method has the advantages of managing the abnormality of the transmission system caused by the abnormal operating state of the wind generating set, determining key overhauled parts and providing a guiding principle for arrangement and regulation of an overhauling plan.

The invention relates to a hollow-core microstructure fiber with high damage threshold, which can transmit high-energy and high-power pulse laser. An inner cladding composed of 11 to 15 quartz micro capillaries arranged at intervals is arranged around the inner wall of a quartz glass tube of an outer cladding; the parts of the 11 to 15 quartz micro capillaries, in contact with the inner wall of the quartz glass tube, are fixed on the inner wall of the quartz glass tube in a welding manner; the middle parts of the 11 to 15 quartz micro capillaries, namely the innermost layers, are a fiber core area with low refractive index; and the fiber core area with low refractive index is filled with inert gas or air or vacuum. The hollow-core microstructure fiber has the beneficial effects that the inner cladding is composed of 11 to 15 mutually separated quartz micro capillaries, namely hollow-core microstructure fibers; and light is transmitted in a hollow-core fiber core by using an anti-resonance guide principle in the structure, so that most of the transmitted light energy exists in the fiber core with low refractive index, the damage threshold of the fiber is improved, and the foundation is laid for laser transmission with high energy and high power.

The invention discloses a method for identifying a nano structure pattern based on support vector machines, which comprises the following steps: firstly generating a training spectrum, and determining a kernel function and a training mode of the support vector machine; generating a test spectrum and multiple different support vector machines; carrying out feature pattern identification accuracy testing on the support vector machines by using the test spectrum, and finding out the relationship among the identification accuracy, the number of training spectra and the kernel function as the guiding principle of training of the support vector machines; adding different magnitudes of noise effects to the test spectrum, applying the test spectrum containing different magnitude of noises into the support vector machines to carry out testing, and finding out the maximum noise magnitude, which can be added on the premise of ensuring high correct recognition rate, as the other guiding principle; training by using the two guiding principles to obtain the optimal support vector machine; and mapping the measurement spectrum corresponding to the true structure to be identified, thereby identifying the pattern. The invention can be used for quickly and accurately identifying the pattern feature of the semiconductor nano structure.

The invention discloses a traditional Chinese medicinal composition used for preventing and treating infectious laryngotracheitis of chicken, and a preparation method thereof, and belongs to the technical field of traditional Chinese medicines for animals. The traditional Chinese medicinal composition comprises, by weight, 20-25 parts of Radix Astragali, 20-25 parts of licorice root, 15-20 parts of Weeping Forsythia, 15-20 parts of isatis root, 15-22 parts of chrysanthemum and 30-35 parts of Folium Polygoni Tinctrorii. The composition adopting pure natural Chinese herbal medicines has the characteristics of wide medicine sources, no medicine resistance, small toxic side effects, difficult generation of harmful residues in meat products; the above medicines are compounded according to a monarch, minister, assistant and guide principle, so the composition has the efficacies of heat clearing, detoxifying, bacterium preventing, inflammation eliminating and body immunity improving; and effective components of the medicines directly participate in bacterium prevention, and can excite or enhance the specific and non-specific immune functions of bodies, so the composition is mainly used for treating the infectious laryngotracheitis of chicken.

The invention discloses a herbaceous plant solid beverage capable of relieving the insomnia symptom and a preparation method of the beverage. An active compound of the beverage comprises, by weight, 25-40 g of wheat, 3-5 g of licorice root, 9-15g g of jujube, 9-15 g of lilies, 9-15 g of semen ziziphi spinosae, 9-15 g of Chinese yam, 9-15 g of poria cocos, 9-15 g of longan and 9-15 g of roses. The patent medicine of the herbaceous plant solid beverage comprises, by weight, 3 g of wheat, 0.3 g of licorice root, 1 g of jujube, 1 g of lily, 1 g of semen ziziphi spinosae, 1 g of Chinese yam, 1 g of poria cocos, 1 g of longan and 1 g of roses. According to the beverage, pure traditional Chinese medicine herbaceous raw materials are used and conform to the monarch, minister, assistant and guide principle, wheat and semen ziziphi spinosae are used as monarch drugs, licorice root and poria cocos are used as minister drugs, jujube is used as the assistant drug, licorice root is used as the guide drug, and the lilies, the Chinese yam, the longan and the roses are added and act together, so that the herbaceous plant solid beverage has the effects of moistening and nourishing, heat clearing and restlessness relieving, the herbaceous plant solid beverage aims at relieving mental stress, resisting anxiety and relieving depression, and the beverage is free of dependence and toxic and side effects.

The invention discloses an opposite type intelligent purging system based on an an electromagnetic guided double-side track. The opposite type intelligent purging system based on the electromagnetic guided double-side track comprises air supply system, a mobile purging system and an exhaust and dust removing system; the mobile purging system comprises a bottom mobile purging robot and a top mobilepurging robot; and the bottom mobile purging robot comprises an electromagnetic guided AGV trolley which runs along electromagnetic guided metal cables pre-arranged on the two sides of an inspectionpit vehicle track. According to the opposite type intelligent purging system based on the electromagnetic guided double-side track, dust of the vehicle is rapidly and efficiently removed; the operation environment in a purging warehouse is improved; three-dimensional omnibearing purging of the bottom, the side and the roof of a rail traffic vehicle is realized; and moreover, through adoption of anelectromagnetic guiding mode, the lead is concealed and uneasy to be polluted and broken, the guiding principle is simple and reliable, control and communication are made convenient, there is no interference to sounds and lights, and the manufacturing cost is lower; when the purged vehicle model and marshalling length are changed, the purging path can be expanded or changed according to a vehiclepurging demand; and the opposite type intelligent purging system based on the electromagnetic guided double-side track has the advantages of accurate positioning, higher flexibility and convenient assembling and disassembling.

The invention provides a nervonic acid composition and application thereof in neuroprotection, and belongs to the field of medicines. By organically compounding nervonic acid, phosphatidylserine, DHA,celery seed oil, Chinese herb extracts and nutrient supplements according to an assistant and guide principle, the nervonic acid composition integrates a nerve cell nutrient, a nerve fiber repair agent, a neurotransmitter activator, a nerve energy security agent and other mechanisms, so that the permeability of a nerve cell membrane is improved by using multiple systems and multiple ways, the release of a neurotransmitter is promoted, the conduction of nerve impulse is accelerated, a nerve information passage is repaired and dredged, and the brain function is activated or reversed. The nervonic acid composition breaks through the limit and the defect of a certain component which is singly applied, and becomes an important product for preventing and treating encephalopathy. Experiments onmore than 3,000 volunteers by trial products prove that the nervonic acid composition has a comprehensive health-care effect on the nervous system, and particularly has a satisfactory effect of preventing and reversing physical disability, language barrier and mental disorder of patients suffering from cerebral apoplexy.

An industrial cluster innovation index calculation method includes the steps that a small town innovation index initial set and sample index original data are obtained to build a sample index data matrix; correlation coefficients between indexes of the sample matrix are calculated for collinearity diagnostics, secondary index screening is conducted in cooperation with the index guiding principle, and an index final evaluation system is obtained; a research object data matrix is built according to the index final evaluation system, an index threshold is further set, statistical processing and cleaning are conducted on researched data, and an index original data matrix is output; a data standardization formula is set, and a data standardization matrix is output by means of calculation of the index original data matrix through a linear standardization model; according to an AHP weight calculation formula, an index weight matrix is obtained; the data standardization matrix and the index weight matrix are substituted into a small town innovation index model to obtain a final index result, and ranking of various indexes is generated.

The invention relates to a collagen product as well as a preparation method and application thereof. The collagen product comprises the following raw material components in parts by weight: 1-6 parts of bone collagen protein peptide powder, 1-6 parts of fish-skin collagen protein peptide powder, 0.5-2 parts of cartilage collagen protein peptide powder and 0.1-1 part of vitamin C powder. According to the collagen product disclosed by the invention, the best domestic and overseas collagen raw materials and other raw materials for promoting in-vivo collagen synthesis are preferably selected, scientific proportioning is performed according to the assistant and guide principle, and the processing technology is optimized, so that the digestion and absorption rate and in-vivo utilization rate of the product can exceed those of similar products in the market. When the product disclosed by the invention is taken, the bone density improvement rate can reach 98% or higher within three months, and the osteoporosis rehabilitation rate can reach 87% or higher within six months; the skin firmness improvement rate can reach 96% or higher within three months; the mastoptosis improvement rate can reach 91% or higher within six months; and the skin ecchymosis rehabilitation rate can reach 98% or higher within three months.

The invention provides a test package scan chain balancing method based on a mean value allowance in a SoC (System On Chip) test, which relates to the technical field of system chip tests. The invention solves shortcomings in a traditional test package scan chain balancing method based on a BFD (Bidirectional Forwarding Detection) algorithm and a traditional SoC scan chain balancing method based on mean value approximation. The process of the test package scan chain balancing method comprises the following steps of: first, calculating a length mean value of a Wrapper scan chain; and then determining an error limit according to the obtained length mean value, wherein the error limit is 1-3% of the length mean value; and finally, calculating to obtain a value range according to the error limit and the length mean value of the Wrapper scan chain and balancing the test package scan chain by using the value range as a guiding principle of global optimization. In the invention, the target of reducing a testing time of a single IP (Internet Protocol) core is realized by using a Wrapper scan chain balancing algorithm so as to reduce the SoC testing time.

Exemplary inventive practice provides initially for designation of all tasks contemplated for performance in the context of an interoperability architecture for computer modeling / simulation. Task requirements afford the bases for determining the models to be incorporated and the functionalities to be carried out in the architecture. The major architectural elements are the core, the interface, and the modules. The core is compartmentalized. Each module constitutes an individual model. Each functionality is allocated to either the core or at least one module, with the guiding principle that a functionality that characterizes the modules in general should be situated in the core, in at least one category. The interface provides for plug-and-play functionality of the modules. The architecture operates in an iterative three-phase cycle: modules write data to the core; the core processes data; modules read updated core data. The invention reduces model development, increases code reuse, and promotes interoperability of diverse models.

The invention relates to the field of traditional Chinese medicine for treating poultry diseases, in particular to traditional Chinese medicine for treating poultry synovial bursa mycoplasmosis and apreparation method thereof. The traditional Chinese medicine for treating poultry synovial bursa mycoplasmosis is prepared from the following raw materials in parts by weight: 10 to 20 parts of radixcodonopsis, 10 to 20 parts of liquorice roots, 15 to 25 parts of rhizoma zingiberis, 10 to 20 parts of radix aconiti carmichaeli, 15 to 30 parts of cassia twigs, 15 to 25 parts of poria cocos, 15 to 25 parts of bighead atractylodes rhizome, 10 to 20 parts of rhizoma sinomeni cauliset, 15 to 25 parts of radix clematidis, 12 to 20 parts of Chinese herbaceous peony flowers, 10 to 20 parts of medicinal cyathula roots and 15 to 25 parts of caulis spatholobi. The traditional Chinese medicine is put into a traditional Chinese medicine extraction tank; water is added for decoction and boiling; backflow extraction is performed twice; the decoction solutions in the two times are merged; then, filtering is performed; after filter liquid is concentrated, the materials are cooled to the room temperature; the traditional Chinese medicine liquid is obtained. The traditional Chinese medicine is scientifically matched according to the monarch, minister, assistant and guide principle, and achieves the effects of invigorating the spleen to eliminate damp, removing cold to eliminate damp and clearing and activating the channels and collaterals. The traditional Chinese medicine has the advantages thatthe use of antibiotics is reduced; the green and antibiotic-free culture is practiced; the safety and the health of poultry meat products are guaranteed.

The invention discloses a Chinese traditional medicine composite for curing urticaria and a preparation method thereof, belonging to the technical field of traditional Chinese medicines. The Chinese traditional medicine composite mainly comprises the following components in parts by weight: 20-40 parts of radix rehmanniae, 10-20 parts of angelica, 5-15 parts of radix paeoniae rubra, 5-15 parts of radix paeoniae alba, 10-20 parts of polygonum multiflorum, 5-15 parts of ephedra, 5-15 parts of radix sileris, 10-20 parts of tribulus terrestris and 5-15 parts of duckweeds. The Chinese traditional medicine composite disclosed by the invention is prepared from pure Chinese traditional medicine preparations without adding any chemical drugs by bending the drugs according to an assistant and guide principle, achieves the effect of wind dispelling enhancement by compounding principal drugs and ministerial drugs, removes the wind evil and the heat evil by blending dehumidifying and blood nourishing products for wind dispelling and heat clearing, and ensures that pruritus naturally stops through dehumidification and blood vessel smoothness. An oral solution and a pill which are prepared by the invention have the advantages of definite clinical curative effect and high cure rate and effective rate without toxic side effect after being taken for a long time, and can obviously enhance the life quality of patients; and the preparation method disclosed by the invention is simple, low in production cost and suitable for large-scale production.

The invention discloses a panel power station based on distributed photovoltaic power generation. The panel power station comprises a photovoltaic cell panel, wherein a storage battery and a controller are directly installed on a framework of the photovoltaic cell panel. By means of the panel power station, a photovoltaic system and a power grid can be relatively independent, the size is small, installation operation and maintenance are convenient, and the range of the working temperature of equipment is wide. The invention further discloses an energy storage system based on distributed photovoltaic power generation. The energy storage system comprises an energy management system, an intelligent power meter and a plurality of panel power stations. The parallel ends of the panel power stations are connected with a power utilization load. The energy management system is connected with a web browser terminal through the Ethernet and connected with the intelligent power meter through an RS485 communication interface and is in communication with the parallel ends of the panel power stations through power carriers. The intelligent power meter is connected with the power grid and the parallel ends of the panel power stations. According to the energy storage system, self-generation and self-utilization serve as the guiding principle, the mode of distributed energy storage and power generation is adopted, and the capacity can be expanded as long as the number of the panel power stations is increased.

Described are techniques governing the glycemic ranges that are applied and governed in the meter so the user is not required to understand or know the editing rules in order to use or set up the meter. These guiding principles will come into effect each time the user chooses to edit the ranges. There will be appropriate warning messages to inform the user if the user does not set the ranges correctly.

The invention discloses persimmon leaf general flavone sustained-release micropills and a preparation method thereof. The persimmon leaf general flavone sustained-release micropills comprise the following components in percentage by mass: 1 to 25 percent of persimmon leaf general flavone, 10 to 50 percent of sodium alginate, 10 to 40 percent of chitosan, 10 to 50 percent of calcium chloride, 0.5 to 5 percent of acetic acid and the balance of water. The persimmon leaf general flavone sustained-release micropills take the persimmon leaf general flavone as active ingredients and are a novel Chinese medicinal sustained-release preparation. General flavone is used as a release amount index, the accumulative release amount of the general flavone of the persimmon leaf general flavone sustained-release micropills in artificial gastric juice and phosphate buffer saline (PBS) buffer solution is 22.97 percent and 34.93 percent respectively within 0.5 hour, does not exceed 45 percent and does not have a burst effect, and results meet the requirement on sustained-release preparations in Chinese pharmacopoeia (the guiding principle of sustained release, controlled release and delayed release in XIXD of 2010 version).

The invention brings forward a method and system of intelligently adjusting temperature and humidity of air. The method comprises the following steps: step 101, monitoring the concentration of temperature and humidity of air in a greenhouse in real time; step 103, determining whether detection of the concentration of temperature and humidity of air outside the greenhouse is carried out on the basis of a comparison result between a value monitored in real time and a threshold value; and step 105, adopting a corresponding adjusting strategy if detection of the concentration of temperature and humidity of air outside the greenhouse is carried out. According to the invention, energy conservation and emission reduction is taken as a main guiding principle, energy consumption is reduced as much as possible, natural resources are effectively utilized for adjustment, and environment protection is effectively enhanced.

The invention relates to winding bobbin arranging equipment for a textile plant based on a guiding principle. The equipment comprises a base, wherein two first supporting columns are symmetrically and fixedly connected to the two ends of the base; the first supporting columns are horizontally arranged; the top of each first supporting column is fixedly connected with a second supporting column; the second supporting columns are horizontally arranged; an arranging device is fixedly connected between the two second supporting columns; two mounting bases are symmetrically and fixedly connected to the two sides of the arranging device; each mounting base is fixedly connected with a third supporting column; a disturbance device is fixedly connected to the top ends of the third supporting columns; a mobile device is arranged on the base; a mounting plate is fixedly connected to the upper side of the mobile device through a fixing block; guiding sleeves are symmetrically and fixedly connected to the two ends of the upper side of the mounting plate; a guiding rod is arranged in each guiding sleeve; and the top ends of the two guiding rods are fixedly connected with a bearing table. The winding bobbin arranging equipment has the advantages of being reasonable in structural design, convenient to use and good in effect of collecting and arranging winding bobbins, and has a certain popularization and application value.

A wedge-shaped self-locking pounder detacher comprises a guide component which is hollow in the inner portion and an automatic unhooking component matched with an inclined inner side face of the guide component. The automatic unhooking component comprises a lifting support, support talons, an oil cylinder and connecting bars. Lifting lugs are arranged on the top surface of the lifting support. The side surfaces of the lifting support are connected with the upper portion of the supporting talons in a pivoted mode. Two or more supporting talons are arranged symmetrically with a longitudinal axis of the lifting support as a symmetric axis. The outer surface of each supporting talon is frictionally combined with the inner surface of the guide component. The oil cylinder is fixed on the center portion of the lower surface of the lifting support. The lower end of each supporting talon is connected with each corresponding connecting bar in a pivoted mode. The other end of each connecting bar is connected with the lower end of the oil cylinder in a pivoted mode. According to the automatic detacher, a guide principle is adopted to achieve automatic hooking of the detacher. Automatic unhooking can be achieved in any position according to requirements. The automatic hooking of a guide device can be achieved through a control device when the guide device falls down. In addition, simple structure of the wedge-shaped self-locking pounder detacher is achieved; safety of operation is improved and manufacturing cost is reduced.

A method and system are provided for the creation and use of artificial connectomes for the purpose of invoking the sensing of various inputs, processing the input paradigms and causing motor output that can be used to develop contextual evidence of the paradigm being sensed. Encoded sensory data is passed to an artificial connectome, where such connectome is based on the guiding principles of how animal nervous systems are wired and modulated, with the resulting processed data terminating in physical movement or virtual motor output that can be expressed as output and / or provide feedback input into the sensory input data feed. The entire system comprises an emulation of animal nervous systems from sensory input to motor output that can be used for various general intelligence purposes.

This invention relates to a zanthoxylum oil quality control method, which comprises the following steps: 1. taking test for chromatographic condition and the E&ST, preparing solution of reference substance and sample solution, and identifying the oleic acid, linoleic acid and alpha-linolenic acid by GC; 2. similarly, taking E&ST, preparing internal standard solution and sample solution, determining the correction factor, and determining the content for former acid. The result shows all of the precision, repeatability, recovery ratio and stability of This invention accords with national guiding principle.

A method of analyzing and recommending improvements to a company's workflow is disclosed. Meetings with multiple employees involved in the workflow are combined into one meeting, and the employees are encouraged and prompted to answer questions jointly. A guided approached is used utilizing a series of basic guiding principles for developing ‘best practice’ improvements that are ‘best for the business’. It is reengineering without the use of external subject matter reengineering experts. The employees themselves are empowered to be reengineering experts through the application of these techniques in a joint session, guided by the workshop leader. As a result, recommendations and conclusions are arrived at not just by experts hired, but also by the employees in a joint, participative process. Technology is employed to facilitate the meetings with active storyboarding even though employees are at different physical locations.

The invention relates to the technical field of clinical blood concentration monitoring of psychotropic drugs, in particular to an HPLC-DAD method for determinating quetiapine drug concentration of human serum. The invention provides a method for determinating the quetiapine concentration of the serum after a quetiapine drug is taken. The method comprises the following steps: pretreating a human serum sample and performing high-performance liquid chromatography (HPLC-DAD) analysis. The invention establishes the HPLC-DAD method with strong specificity, high sensitivity and high reproducibility.By the method for determinating the quetiapine blood concentration, established for the first time, verification results in aspects of accuracy, precision, specificity, stability and the like meet analytical requirements of the 2015 edition of relevant guiding principles of the Pharmacopoeia of the People's Republic of China (9012) on a biological sample.

The invention belongs to the field of the pharmaceutical preparation, relates to a desonide preparation, and in particular to a more optical stable desonide preparation which uses phenylethyl alcohol and / or benzyl alcohol and / or 2-phenoxyl ethanol and / or sorbic acid as antiseptics of the desonide preparation to replace the antiseptics methyl-p-hydroxybenzoate and propyl p-hydroxybenzoate. Each component in the desonide preparation does not disturb a related substance detection system. Related substances meet control limitations of related substance guiding principles of chemical medicaments, and photosensitiveness of the preparation is obviously improved. In a contrast investigation of illumination influence factors, the related substance degraded amplitude and the content decrease amplitude in the desonide preparation are all obviously reduced, and the product stability is improved significantly.

The invention discloses a quality control method of a cordate houttuynia eye drop. The method comprises: thin-layer identification of methyl-nonyl-ketone, measurement of content of methyl-nonyl-ketone, and characteristic spectrum. In accordance with "Quality Standard of Traditional Chinese Medicine Guiding Principles for Validation of Analytical Methods" of Chinese Pharmacopoeia edited in 2010, validation of methods of each detection project of an original standard is performed, and projects with problems are improved. An injection of cordate houttuynia is taken as a research basis; identification of other component is added; and identification of terpineol and bornyl acetate by adopting a CC method is added. According to the requirement, and through research, a preparation method of a solution of a to-be-tested product in thin-layer identification of methyl-nonyl-ketone is changed. By referring to a research content of the injection of cordate houttuynia, identification of components of terpineol, bornyl acetate, terpineol, and the like by adopting a CC method is added, and check of the characteristic spectrum of the components is established to ensure uniform stable quality of the cordate houttuynia eye drop.