143results about How to "Strong normative" patented technology

The invention discloses a spice extractum prepared by waste tobacco leaf, a preparation method thereof and application thereof. The preparation method comprises the steps of: taking the waste tobacco leaf as a raw material; sequentially fermenting acinetobacter, bacillus pumilus and bacillus subtilis to reduce nicotine in the waste tobacco leaf; transforming ferulic acid in the tobacco leaf to generate flavor ingredients such as the 4-guaethol, the vanillin and the like; and extracting the flavor ingredients in the waste tobacco leaf after fermenting to prepare the spice extractum. The spice extractum comprises higher-content flavor ingredients which are mainly to be benzyl alcohol, solanone, vanillin, BETA-damascenone, dihydro kiwifruit lactone, megastigmatrienone, duvatriene diol and neophytadiene. The result of the aromaticflvouring smoke panel test shows that the spice extractum has the effects of obviously dispatching the tobacco aroma, fining and smoothing the alcohol and the smoke, reducing the pungency, covering up the impure smell, and improving the absorbed smell of a cigarette.

The invention provides a sink-roll sleeve, which consists of a stainless steel substrate 1 and a Co-base laser-clad layer 2, with the Co-base laser-clad layer covered on the stainless steel substrate 1. The invention also provides a method for manufacturing the sink-roll, and is characterized in that: the procedures are: 1. processing of the stainless steel substrate 1; 2) mechanical processing; 3) laser cladding, which is cladding a bottom layer first, and then a functional layer on the outer circle of the stainless steel substrate 1, with the parameters for laser cladding including a laser power of between 3000 and 5000 W, a diameter of faculae of between 2 and 5mm, a scan speed of between 2 and 10 mm / s; 4) mechanical processing to the designed dimension. The sink-roll sleeve and the manufacturing method provided by the invention has the advantages of high material utilization rate, molten zinc corrosion resistance layer more than 2 mm millimeter thick, high strength in aspect of the sink-roll sleeve, and of strong adaptability, simple and easy operation, high normative, low production costs and great application value in aspect of the manufacturing method.

The invention provides a caching system and method for solving a data normalization problem of a regional medical system. The system comprises a template management unit, a data processing unit and a data management unit. The method comprises: defining a data structure normalization template and a service data model in the template; carrying out data structure normalization processing on acquired regional medical data by using the defined data structure normalization template and enabling the regional medical data to accord with service specifications in the aspect of structure; carrying out correlation verification, repeated data processing and deficient data complementing processing on the acquired regional medical data by using the defined data structure normalization template; and caching the data in a normalization process of the data structure normalization template and outputting the processed normalization regional medical data. According to the system and the method provided by the invention, a data caching function based on the data structure normalization template is realized; and the normalization processing of medical service data is realized, the data quality is improved, and the data accords with service archiving requirements.

The invention provides a high polymer chemistry coal and rock mass reinforcer for coal mines and solves the problems of the existing polyurethane reinforcing material, such as high price, inflammable and toxic properties, poor performance stability and the like. The high polymer chemistry coal and rock mass reinforcer for coal mines provided by the invention comprises components A and B which are the same in volume, wherein the component A consists of polyether polyol, catalyst and fire retardant, and the component B is polyaryl polymethylene isocyanate; the polyether polyol has more than 3 functional groups, hydroxyl value of 450-550 and molecular weight of 300-500; the catalyst is composed of dibutyltin dilaurate and triethylene diamine; and the fire retardant is composed of methyl methylphosphonate, tri(1,3-dichloro-2-propyl) phosphate and sodium silicate. The high polymer chemistry coal and rock mass reinforcer for coal mines provided by the invention belongs to polyurethane grouting agents and silicate modified polyurethane grouting agents, and is an environment-friendly material with resin content of 100% and no volatile organic compounds, and all indexes of the reinforcer completely accord with AQ1089-2011 quality standard of high polymer material for reinforcing coal and rock mass in coal mines.

The invention discloses concrete flavouring for tobacco and a preparation method and application thereof, belonging to the technical field of additive for tobacco. In the invention, waste tobacco used as raw material is sequentially fermented with rhodococcus, bacillus pumilus and bacillus subtilis to reduce nicotine in the waste tobacco and convert ferulic acid in the tobacco into incense ingredients such as 4-guaethol and vanillin; after fermentation is finished, the conventional biochemical technology is utilized to extract the incense ingredients from the waste tobacco for preparing concrete flavouring. The concrete flavouring obtained by invention contains the following main incense ingredients with higher contents: benzyl alcohol, solanone, vanillin, BETA-damascenone, dihydroactinidiolide, megastigmatrienone, duvatriene diglycol and neophytadiene. Results of an aromatic flavouring smoke panel test show that the concrete flavouring has obvious effects of increasing tobacco aroma,smoothing alcohol and smoke, reducing irritation, covering impurity gas and improving smoking taste of cigarettes.

A laser forming electrogalvanizing line conducting roll comprises a substrate. The surface of the substrate is coated with a laser cladding layer, the thickness of the laser cladding layer is 3-10mm, the laser cladding layer and the substrate are bonded in a metallurgical manner, and the laser cladding layer is a nickel base alloy powder layer or a cobalt base alloy powder layer or a combination of the nickel base alloy powder layer and the cobalt base alloy powder layer. A manufacturing method of the laser forming electrogalvanizing line conducting roll comprises the following working procedures: A. fabricating the substrate of the conducting roll; and B. cladding an intermediate transition layer by laser: firstly cladding a layer of the nickel base alloy powder or the cobalt base alloy powder on the substrate of the conducting roll for rendering by a transverse-flow continuous CO2 laser device as the intermediate transition layer; removing surface laser cladding oxide scale by machining, and then cladding the nickel base alloy powder or the cobalt base alloy powder with better wear resistance and corrosion resistance on the intermediate transition layer by the transverse-flow continuous CO2 laser device as a surface functional layer. The manufacturing method has the advantages of strong adaptability, simple convenient operation, high normativeness, low production cost and great practical value.

The invention relates to a power grid performance comprehensive evaluation method and system. The method is characterized by comprising the steps that (1) factors influencing power grid performance are recognized and analyzed from different aspects, and power grid influence factors are determined; (2) according to the evaluation index system construction principle, a power grid performance evaluation index system is established; and (3) an entropy method is adopted to perform weighting on all evaluation indexes in the power grid performance evaluation index system, a matter-element extension comprehensive evaluation model based on the entropy method is established, and the power grid performance is comprehensively evaluated. The power grid performance comprehensive evaluation method and system are high in standardability, have the advantages of being easy and convenient to use, quantitative and rigorous and therefore can be widely applied to the field of power grid performance evaluation.

The invention discloses a processing method of dendrobium candidum. The method includes: harvesting fresh dendrobium candidum, frying the fresh dendrobium candidum with an iron wok, winding for formation, drying for formation, and preparing dendrobium candidum. The method is applicable to various dendrobium candidum, simple to operate and high in efficiency, and effective substances lose less easily.

The invention discloses a fermentation production method of tobacco leaves. The tobacco leaves after threshing and redrying or the tobacco leaves after primary drying and arranging are carried out the resurgence till the water content reaches 16 percent to 22 percent, the fermentation is carried out for 3 days under the conditions of the temperature of 25 DEG C to 40 DEG C and the humidity of 70 percent to 90 percent, the tobacco leaves are further dried till the water content reaches 11 percent to 13 percent, and the process is repeated for 180 to 700 days. The method inspires the activity of biological enzymes in the tobacco leaves which are not passivated, the fermentation is simultaneously carried out along with the non-enzymatic oxidation and the microbial effect, and the rapid alcoholization of the tobacco leaves is carried out through the control of the temperature and the humidity. Compared with the naturally alcoholized and the alcoholized tobacco leaves by adding the biological enzymes, the contents of the protein, the nicotine and tar of the obtained tobacco leaves are lower, and the contents of the fragrant substances and the reducing sugar are higher. The types of the fragrant substances are more, the aroma is natural and delicate, and the smoke is alcoholized. The fermentation production method is characterized by simple operation, low cost and strong operationality, regulation and controllability, thereby facilitating the realization of the large-scale industrial production.

The invention relates to an intelligent recommendation method and an intelligent recommendation system for physical examination items. The method comprises the following steps: (S1) collecting personal physical information; (S2) defining personal physical information as quantized disease danger factors, and endowing the disease danger factors with disease risk factors; (S3) carrying out targeted disease physical examination item recommendation according to the disease risk factors; and (S4) generating a reference physical examination package through combination of the physical examination item recommendation and standard basic items. The intelligent recommendation method is simple, feasible, professional and reliable, and the physical examination item recommendation varying from person to person is given out according to individuated physical examination items, so that all sorts of disadvantages that a doctor recommends physical examination items to patients through communication on site are solved, and meanwhile, the problems that the experience effects of patients on the physical examination items intelligently recommended by an existing physical examination organization are poor and are not professional, and the large-scale application cannot be realized are overcome.

The embodiment of the invention discloses a power grid monitoring alarm information classification method and system and a readable storage medium. The method comprises the following steps: acquiringoriginal power grid monitoring alarm information; preprocessing the obtained original power grid monitoring alarm information to obtain monitoring alarm information; extracting a monitoring alarm event sample containing the monitoring alarm information from the monitoring alarm information, and constructing a training sample library; performing vectorization processing on text information in eachmonitoring alarm event sample, and obtaining feature vectors of the monitoring alarm event samples; and establishing a machine learning model according to the training sample library and the feature vectors of the monitoring alarm event samples, and obtaining a monitoring alarm event classification result of the monitoring alarm information. The technical scheme of the embodiment of the inventioncan realize automatic classification of the monitoring alarm events of the monitoring alarm information, and has the characteristics of high monitoring alarm signal processing efficiency and high taskprocessing standardization.

The invention discloses a chrysanthemum fermentation broth extract as well as a preparation method and application thereof. The extract is prepared by fermenting a raw material chrysanthemum with lodderomyces elongisporus and then extracting aroma components from fermentation broth. Lodderomyces elongisporus is collected in the China General Microbiological Culture Collection Center (CGMCC), with collection number of CGMCC No.6645 and collection date of October 08, 2012. The chrysanthemum fermentation broth extract contains various aroma components, such as phenethyl alcohol, 1,8-cineole, camphor, borneol, linalool, megastigmatrienone and the like. Flavoring smoke panel test results show that the extract can harmonize with cigarette aromas and can obviously improve and regulate cigarette aromas, refine alcohols and smoke, reduce the irritation, hide offensive odors, improve the smoking flavors of cigarettes and produce fresh special aroma.

The invention discloses a tobacco flavor prepared from liquorice fermentation and application of the tobacco flavor. A dominant microorganism is separated from fresh tobacco leaves of flue-cured tobacco, and the classification name of the dominant microorganism is Lodderomyces elongisporus. CGMCC 6645; the Lodderomyces elongisporus is inoculated into a culture medium, taking liquorice as a raw material, for fermentation cultivation; a fermentation product after culture has a natural fragrance, and contains various aroma components, such as 2,4-resacetophenone, 2,4,5-methylphenol, 3,4-dimethyl benzyl alcohol and phenethyl alcohol. The tobacco flavor is added to tobacco shreds, and thus, the aroma and the moistening effect of a cigarette can be enhanced, and the cigarette quality is improved; the sweetness of smoke is rich, local offensive odor and wood odor are reduced, the throat comfort is enhanced, the remaining taste is comparatively comfortable, and the mouth astringency is strong; the whole production process for the tobacco flavor is simple and practical, and the tobacco flavor has a good application prospect.

The invention discloses a tobacco stem porous particle and application thereof in cigarettes. The tobacco stem porous particles with a particle size of 20 meshes to 60 meshes are prepared by using microwave expanded tobacco stem powder with a particle size of 100 meshes to 160 meshes as raw materials, using one kind or several kinds of hydroxypropyl methyl cellulose and sodium carboxymethyl starch as binding agent and adopting a fluidized bed top spraying technology. The particle has the advantages that the surface is rough, the specific surface area is larger, the effective contact area of particle materials and cigarette smoke can be obviously improved, and hydrogen cyanide in the cigarette smoke can be selectively adsorbed; the particle not only has a function of reducing the harm, but also can effectively reduce the irritation of the cigarette smoke and improve the remaining flavor and has an efficacy of improving the smoke sweetness; the production process is simple, the operability and the standardization capability are strong, the raw materials are easy to obtain, the cost is low, the realization of industrial production is facilitated and the application prospect is good.

The invention provides a mobile banking payment system based on automatic generation of a two-dimension code. The mobile banking payment system comprises a mobile banking client, a third-party payment server, a bank server and a PC printing capture client. The PC printing capture client is used for capturing and analyzing transaction information on a printed receipt and then generating the two-dimension code, and the two-dimension code is encrypted, encoded and converted into graphic data. The mobile banking client is used for scanning the graphic data, verifying the validity and integrity of a source of the graphic data and establishing communication with the third-party payment server if verification is successful. The third-party payment server is used for processing the graphic data, creating a third-party payment order and returning the third-party payment order back to the mobile banking client. The bank server is used for creating a bank payment order according to the returned third-party payment order and completing verification of a consumption account and payment when a consumer continues to pay. According to the mobile banking payment system based on automatic generation of the two-dimension code, the two-dimension code can be generated automatically, and the transaction information is accurate; payment software is good in safety and small in limitation.

The invention provides detection equipment for gas turbine intermediate parts repair art which includes installation plate 1, straight pin 2, column 3, feeler gage main body 4, four feeler gage paws 5 and four bolts 6, one end of column 3 is fixed on the installation plate 1, and the other end is the positioning benchmark of feeler gage main body 4, the installation plate 1 is equipped with straight pin 2, four feeler gage paws 5 is fixed on the feeler gage main body 4 using hex bolts 6, its distribution angles is same and corresponding with the two distribution angles of intermediate part inlet gas end. The invention also provides repair art of intermediate parts, the process is: laser fusion casting: fusion pool diameter is 2~5mm, depth is 0.1~0.2mm, the heating time is 0.001 ~0.1 seconds, laser power is 500 ~ 2000W, laser scanning speed is 2~20mm / s; proofing shapes with jack; detecting with special equipment; spraying thermal barrier coatings on the inwall. The advantages of the process are: strong adaptability, simple operation, strong regulation, short repair cycle and less cost.

The invention discloses a peony porous particle and application thereof to cigarettes. The peony porous particle adopts peony powder with the water content being 10 to 12 percent and the particle diameter being 100 to 160 meshes and lactose or cane sugar as raw materials, and adopts polyvinylpyrrolidone and gelatin as bonding agents, a fluidized bed top spraying process is adopted for preparation, and 20 to 60 meshes of radix ophiopogonis porous particles are obtained. The particle has the advantages that the surface is rough, the specific surface area is higher, the effective contact area of the particle materials and the smoke gas of the cigarettes can be obviously increased, and hydrocyanic acid and phenol in the smoke gas of the cigarettes can be selectively adsorbed. The irritation of the smoke gas of the cigarettes can be effectively reduced, the cigarette fragrance can be enriched, and meanwhile, the effect of enhancing the sweet and moistening feeling of the smoke gas is also realized. The peony porous particle has the advantages that the production process is simple, the operability and the standardability are high, the raw materials can be easily obtained, the cost is low, the industrial production can be conveniently realized, and good application prospects are realized.

The invention discloses a solanum lycopersicum fermentation broth extract as well as a preparation method and application thereof. The extract is prepared by fermenting a raw material solanum lycopersicum with lodderomyces elongisporus and then extracting aroma components from fermentation broth. Lodderomyces elongisporus is collected in the China General Microbiological Culture Collection Center (CGMCC), with collection number of CGMCC No.6645 and collection date of October 08, 2012. The solanum lycopersicum fermentation broth extract contains various aroma components, such as phenethyl alcohol, furfural, 5-hydroxymethylfurfural, germacrone, cis-3-hexenol, megastigmatrienone and the like. Flavoring smoke panel test results show that the extract can harmonize with cigarette aromas and can obviously improve and regulate cigarette aromas, refine alcohols and smoke, reduce the irritation, hide offensive odors, improve the smoking flavors of cigarettes and produce fresh special aroma.

The invention discloses an Evernia furfuracea fermented extract and a preparation method and application thereof. The Evernia furfuracea fermented extract is prepared from Evernia furfuracea, which serves as a raw material, through fermenting with Lodderomyces elongisporus and extracting aroma components from a fermented solution. The Lodderomyces elongisporus is collected in the China General Microbiological Culture Collection Center (CGMCC); the collection number is CGMCC No. 6645; the collection date is October 08, 2012. The product contains a variety of aroma substances, such as phenethyl alcohol, orcinol monomethyl ether, Alan phenol, beta-orcinol methyl ester, methyl haematommate, ethyl haematommate, ethyl everninate, methyl divaicate and the like. Shown by results of flavored smoking assessment tests, the product can be harmonized with cigarette flavors, can obviously promote the cigarette flavors, make smoke gas delicate and mellow, lower irritation, conceal impurity gases and improve the smoking flavor of cigarettes, and can generate a fresh and special aroma.

The invention discloses a portable lock-rotor temperature measuring device of a motor. The method comprises a monitoring module, a communication module, a temperature measuring module, a portable box module and a wiring module. The portable temperature measuring device has the functions of automatic testing, automatic recording, automatic analysis and automatic control and the testing difficulties of the conventional motor locked-rotor test using separated parts for testing, such as manual operation and recording and human monitoring, are solved; in addition, the device is small in size and easy to carry, and the problems that the conventional device is not easy to carry and can not be used for on-site measurement on a motor application site are solved. By adoption of the portable lock-rotor temperature measuring device designed by the invention, the temperature measuring test can be carried out on the lock rotor of various motors, and the blank in the field is filled.

The invention discloses a preparation method of astaxanthin particles and application thereof in cigarette filter sticks.Astaxanthin powder, tobacco leaf powder, a binding agent and natural plant extracts are adopted as raw materials, a wetting agent and the raw materials are uniformly mixed to prepare softwood, and pelleting and drying are performed to obtain astaxanthin particles.In the cigarette filter stick forming process, the astaxanthin particles are uniformly spread in filter stick strands according to the addition amount of 1-3 mg / mm or added into a cavity reserved in the filter sticks, and the binary composite filter sticks or the ternary composite filter sticks or ternary cavity particle composite filter sticks are prepared.According to the astaxanthin particles, fragrance of cigarettes can be enriched, the smoke fineness is improved, and the cigarette suction quality is improved; meanwhile, free radicals in main stream smoke of cigarettes can be effectively removed.

The invention relates to a seedling hardening and transplant acclimatization method for roxburgh anoectochilus terminal bud tissue culture seedlings and aims to obviously increase the transplant survival rate of the roxburgh anoectochilus terminal bud tissue culture seedlings. The method has the characteristics of high economical efficiency, practicability, high simpleness in operation, high easiness in mastering, high standardability, high efficiency and the like. According to the technical scheme, the method comprises the following steps: firstly, selecting a seedling hardening field; secondly, constructing a seedling hardening greenhouse; thirdly, selecting tissue culture bottle seedlings; fourthly, selecting seedling hardening matrix; fifthly, management before the bottle seedlings are taken out of bottles; sixthly, washing the seedlings out of the bottles; seventhly, transplanting and management.

The invention discloses a hub passenger flow space-time distribution prediction modeling method based on multi-source data fusion, which comprises the following steps: a multi-source data fusion database is created; the database data object comprises basic traffic and traffic related data such as mobile phone data, WIFI data, traffic card data, ticket data, road data, etc.; The macro objects of the temporal and spatial distribution model of passenger flow in the hub are created, and the macro objects include region, road, node, section and station, and the macro objects are semantically related. the macro objects are divided to get the meso objects, including inside and outside the hubs, and the corresponding multi-source data are associated; The mesoscopic region is divided into microscopic object cells according to the rules, and the relationship between the cells and the objects is created. The fused data forms a database. The invention obtains a historical database by historical data fusion, and predicts the temporal and spatial distribution of future hub passenger flow through data updating and historical data comparison. The method has the characteristics of standardization,university precision and the like.

The invention discloses a lemon grass porous particle and application thereof to cigarettes. The lemon grass porous particle adopts lemon grass powder with the water content being 7 to 9 percent and the particle diameter being 100 to 160 meshes and micro-powder silica gel as raw materials, and adopts one kind or several kinds of materials from sodium carboxymethyl starch and sodium carboxymethyl starch as bonding agents, a fluidized bed top spraying process is adopted for preparation, and 20 to 60 meshes of lemon grass porous particles are obtained. The particle has the advantages that the surface is rough, the specific surface area is higher, the effective contact area of the particle materials and the smoke gas of the cigarettes can be obviously increased, and crotonaldehyde and ammonia in the smoke gas of the cigarettes can be selectively adsorbed. The particle can effectively reduce the irritation of the smoke gas of the cigarettes and improve the aftertaste, and meanwhile, the effect of enhancing the ventilation effect of the smoke gas is also realized. The lemon grass porous particle provided by the invention has the advantages that the production process is simple, the operability and the standardability are high, the raw materials can be easily obtained, the cost is low, the industrial production can be conveniently realized, and good application prospects are realized.

The invention discloses a Pelargonium graveolens porous particle and application thereof to cigarettes. Pelargonium graveolens porous particles with a particle size of 20 meshes to 60 meshes are prepared by using mixed Pelargonium graveolens stem, leaf and flower powder with water content of 7-9 percent and a particle size of 100 meshes to 160 meshes as raw materials, using one kind or several kinds of hydroxypropyl methyl cellulose and sodium carboxymethyl starch as a binding agent and adopting a fluidized bed top spraying technology. The particle has the advantages that the surface is rough, the specific surface area is larger, the effective contact area of particle materials and cigarette smoke can be obviously improved, and hydrogen cyanide and crotonaldehyde in the cigarette smoke can be selectively adsorbed; the particle not only has a function of reducing the harm, but also can enrich the smoke flavor, improving the sweetness and has an efficacy of improving smoke volatility; the production process is simple, the operability and the standardization capability are strong, the raw materials is easy to obtain, the cost is low, the realization of industrial production is facilitated and the application prospect is good.

The invention discloses an Armeniaca vulgaris fermented extract and a preparation method and application thereof. The Armeniaca vulgaris fermented extract is prepared from Armeniaca vulgaris, which serves as a raw material, through fermenting with Lodderomyces elongisporus and extracting aroma components from a fermented solution. The Lodderomyces elongisporus is collected in the China General Microbiological Culture Collection Center (CGMCC); the collection number is CGMCC No. 6645; the collection date is October 08, 2012. The Armeniaca vulgaris fermented extract contains a variety of aroma substances, such as phenylethyl alcohol, capronaldehyde, benzaldehyde, ethyl acetate, 1-butanol and the like. Shown by results of flavored smoking assessment tests, the product can be harmonized with cigarette flavors, can obviously promote the cigarette flavors, make smoke gas delicate and mellow, lower irritation, conceal impurity gases and improve the smoking flavor of cigarettes, and can generate a fresh and special aroma.

The invention discloses a tobacco casing method. The method is characterized by comprising the following steps: uniformly spraying tobacco bottom materials on the inner wall of a wooden case made of natural wood during casing, then filling the conditioned leaves into the wooden case and controlling the storage temperature, humidity and time of the tobaccos to ensure the tobaccos to fully absorb the tobacco bottom materials, wherein the natural wood is preferably thuja occidentalis, juniperus pingii, juniper, sabina vulgaris var. jarkendensis, cupressus gigantea or cupressus duclouxiana. The tobacco casing method has the following advantages: the tobacco bottom materials can be promoted to permeate into the internal tissues of the cut tobaccos by controlling the temperature and humidity while the tobaccos are stored and aged to give full play to the effect of the added tobacco bottom materials on improving the quality of the tobacco products, thus effectively reducing the usage and cost of the tobacco bottom materials in the tobacco processing process; the flavor components of the tobaccos are fully coordinated to ensure the aroma of the tobaccos to be more natural, exquisite and stronger, have rich layers and ensure the smoke to be mellow; and the tobacco casing method has the characteristics of simplicity and convenience in operation, low cost and strong controllability, and is convenient for realization of large-scale industrial production.

The invention discloses an aureobasidium pullulans OF-01 strain (CGMCC No.7609) (China General Microbiological Culture Collection Center Number 7609), a method for preparing a tobacco endogenous derived spice by using the strain, and an application of the strain in a tobacco additive. A tobacco leaf fragment is used as a raw material, the aureobasidium pullulans OF-01 strain is used for fermentation, a plurality of products, such as extracellular polysaccharides (pullulan), enzymes, antibiotics, single-cell protein, volatile aroma components and the like, are generated, and the fermented tobacco leaf fragment is extracted and condensed to prepare the tobacco endogenous derived spice, therefore, the application of the spice and flavor products which are not derived from the tobacco in cigarette is reduced to achieve the re-utilization of the tobacco leaf fragment. The analysis on the aroma components proves that the spice comprises a plurality of types of tobacco aroma components and other derived aroma components. The result of a flavoring smoke panel test proves that the spice can be used for obviously increasing cigarette flavor, causing the smoke pure and mild, reducing the irritation, covering the offensive odor, and improving the cigarette smell. The spice has the characteristics of low cost, rich aroma components, safety to people and livestock and the like, therefore, the spice can be used in the production of the cigarette.

The invention provides a method for preparing tobacco perfume by pile-fermenting tobacco stems by utilizing resting cells. Aroma-producing strains separated from the surfaces of tobacco leaves are amplified and cultured in a luria-bertani (LB) liquid culture medium and then centrifugally collected for standby application; a phosphate buffer solution is compounded, and the concentration of the buffer solution is controlled within a range that the osmotic pressure of the buffer solution can satisfy the requirement for cell growth; all the aroma-producing strains are grafted to the phosphate buffer solution and cultured for 20 to 72 hours at a temperature of 20 to 37 DEG C, and then the resting cells are manufactured for standby application; 2 to 5 times of water is added to the tobacco stems to sterilize the tobacco stems, and the resting cells are inoculated with pathogens at a proportion of 0.5 to 10 percent of the total weight of the sterilized tobacco stems; the tobacco stems and the resting cells are evenly mixed, and pile-fermented and cultured at a temperature of 20 to 37 DEG C for 24 to 120 hours after the resting cells are inoculated with the pathogens, and then a fermentation product is obtained; and finally, water is added to the fermentation product, the fermentation product is heated, extracted and concentrated, and then the tobacco perfume is manufactured. By adopting the method, wood gas in tobacco stem extracts can be effectively reduced and sweet aroma can be supplemented, so that the smoking quality of the tobacco stem extracts can be improved, the originalaroma of tobacco can be effectively promoted, stimulation can be reduced and the richness of the tobacco stem extracts can be increased.

The invention relates to a protection method of a prestressed concrete post-tensioning steel strand anchorage, comprising the following requirements in sequence: (1) firstly, using a solvent-free thermosetting polymer liquid coating to repair a perfusion coating, concretely carrying out surface coating antiseptic maintenance treatment, and forming insoluble and infusible durable protective coatings at the outer part of the steel strand anchorage; the performance indicators of the solvent-free thermosetting polymer liquid coating should meet the requirements; (2) and selecting a perfusion plastic jacket and a clamp to carry out outer packaging protection to the prestressed concrete post-tensioning steel strand anchorage on site to connect the tensioning end with the fixing end of the anchorage into a body. The protection operating specifications of the protection method to the prestressed concrete post-tensioning steel strand anchorage are easy to comply, the protective effect is good, the service life is long, and the protection method has foreseeable huge economic and social values.