68results about How to "Reflect quality" patented technology

The invention relates to a dried edamame quality evaluation model and a construction method. The dried edamame quality evaluation model comprises main physical and chemical indicators which test and influence the dried edamame quality, wherein a principle component analysis and correlation analysis method is adopted to screen core indicator parameters of the dried edamame quality evaluation, a principle component normalization method is adopted to determine the weight coefficient of the core indicators, the dried edamame quality evaluation model is constructed on the basis as: the quality score (Z)=1.12*a*+0.64*hardness-0.76*crispness- 0.87*soluble solid content+0.52*vitamin c content+0.35*output rate, and the quality level of dried edamame is effectively judged according to the model. The method is high in standardized degree, accurate, objective, simple, convenient and easy to operate in the actual operation.

The invention relates to a determination method and an evaluation method of quality of peanuts for peanut sauce. The determination method comprises the following steps: determining the 100-kernel weight, the crude fat content, the crude protein content, the specific value of oleic acid / linoleic acid (O / L) and the content of the total vitamin E of peanuts to be determined; substituting each determination value into the following formula so as to obtain the synthesis Y of the quality synthetical value of peanuts for peanut sauce: synthesis Y=1.371001-0.00941*100-kernel weight+0.00852*crude protein content-0.01506*crude fat content+0.03546*content of total vitamin E+0.04408*O / L. The determination method and the evaluation method of the quality can forecast whether a certain peanut variety is suitable for being processed into peanut sauce so as to overcome resource loss and economic loss due to peanut sauce production of mixed varieties for the existing peanut sauce processing industry.

The invention discloses a channel searching device and method for a broadcasting receiver. The channel searching device comprises a channel switching module, an automatic gain control module, an automatic frequency control module, a received signal strength estimation module, a received signal quality estimation module, a demodulated signal quality estimation module and a judgment module, wherein the output end of the channel switching module is connected with the input end of the automatic gain control module; the output end of the automatic gain control module is connected with the input end of the automatic frequency control module; the output end of the automatic frequency control module is connected with the input ends of the received signal strength estimation module, the received signal quality estimation module and the demodulated signal quality estimation module; and the output ends of the received signal strength estimation module, the received signal quality estimation module, the demodulated signal quality estimation module and the automatic frequency control module are connected with the judgment module. The channel searching device and method for a broadcasting receiver can preferably reflect the strength and quality of the wanted signal in a channel and the quality of the demodulated signal, maintain the optimal gains input from radio frequency to demodulation, improve the estimation accuracy on the strength, quality and signal-to-noise ratio of the received signal, improve the estimation accuracy on the number of the quality burrs of the demodulated signal, and realize rapid and effective channel searching.

The invention discloses a method and a device for testing streaming media transmission quality comprising the following steps: receiving a complete IP packet; judging whether the packet is RTP encapsulation or not, if true keeping on else returning; recording an RTP sequence number, a packet arriving time and calculating the packet length; calculating the buffer memory demands as the packet arrival according to the accumulated length of the current received packet, network limiting speed bandwidth and the time of the packet arrival; and calculating the residual media packet length in the buffer memory before the P packet arrival according to the received packet accumulated length before the current packet arrival, the media stream coding speed and the time of the packet arrival; judging whether the calculation period of an index value is arrival, if true keeping on; calculating the index value and the buffer memory overflow factors caused by the media stream whipping according to the buffer memory demands as the packet arrival; and calculating the buffer memory emptying factors caused by the media stream whipping according to the residual media packet length in the buffer memory before the packet arrival.

The invention discloses a parallel self-test device for a data link layer and a method of the parallel self-test device. The device comprises a BIST (build-in self-test) enabling module, a link state module, a control module, a BIST controller, a BIST start / stop message generator, a BIST test mode generator, a BIST sequence message wrapper, a BIST sequence message wrapping remover, a BIST start / stop message detector and a BIST output response analyzer. The method adopts the device for parallel self-test, and includes the steps: (1) starting a test process; (2) receiving and analyzing a test result through the BIST output response analyzer; and (3) stopping the test process. The device and the method are simple in principle, easy to implement, good in compatibility and high in practicality, can test multiple bound channels without depending on high-level software, and overcome the problem that BIST functions of transceivers of different manufactures are incompatible with one another.

The invention provides a method for accurately measuring thickness of a multilayer micro-nano thin film on a curved surface. The method is that on a cylindrical industrial transmission part, the crosssection of the thin film is cut out along the direction perpendicular to the thin film by adopting a focused ion beam abrasion cutting technology, and then the cross section morphology of the thin film is observed through an electron microscope, so that the thickness of each layer of the thin film is measured accurately. The process steps of the method are simple and easy to control, and the method is particularly suitable for measuring the thickness of a thin film which is difficult to be completed by a traditional measuring method on a curved surface of a special-shaped workpiece; the measurement can be directly carried out on the workpiece, and the destruction area is less than 10mum magnitude; and the influence on the service performance and the use performance of the workpiece can beignored, thus the method has wide application range and good application prospect in the fields of precision part machining, micro electro mechanical system manufacturing and the like.

The invention relates to the field of sampling inspection, and in particular relates to a multi-purpose coal sampler. The multi-purpose coal sampler is characterized by comprising a rod piece, a sampling cylinder, a hammerhead and a clamp fork, wherein the hammerhead is arranged at one end of the rod piece; the sampling cylinder is arranged at the other end of the rod piece; the clamp fork is arranged below the hammerhead; two finger tips parallel to each other are arranged on the clamp fork; a gap of which the width is 5-8mm and the depth is 25-35mm is formed in the middle of the clamp fork; the inner diameter of the sampling cylinder is 70-80mm; a pointed end formed by inclined cutting is arranged at the end part of the sampling cylinder; the hammerhead is a pointed hammer. Compared with the prior art, the multi-purpose coal sampler has the beneficial effects that the multi-purpose coal sampler can be used for opening a door of a train and can also be used for sampling; the quality of coal supplied to the Anshan steel company by a supplier can be truly reflected; the true content of the coal is objectively reflected; the multi-purpose coal sampler is small in size; collapse of a coal layer can be avoided to the greatest extent; the slide quantity of the coal is decreased; high-quality strategy goals of the company are achieved.

The invention provides a solid beverage for regulating blood fat and a preparation method thereof. The beverage comprises the following traditional Chinese medicine raw materials in parts by weight: 8-26 parts of hemp seeds, 4-20 parts of mulberry leaves, 2-16 parts of horseradish tree leaves, 2-16 parts of cassia seeds and 80-120 parts of Chinese yams. The preparation method comprises the steps of crushing, drying, packaging and the like. An extrusion puffing process is the optimal drying process, and the optimal process parameter combination is as follows: raw material particle size is 100-mesh; raw material moisture content is 16 percent; the puffing temperature is 150 DEG C; and screw speed is 160 r / min. The method solves the technical problem that solid beverages in the prior art forregulating blood fat are low in sensory score and poor in stability. The method is reasonable in experimental design; the prepared finished product is high in sensory score and good in stability; themethod improves the quality of the solid beverage for regulating blood fat and realizes homology of medicine and food; and the beverage is simple, convenient, safe, effective, and free from toxic or side effect.

The invention discloses a method for measuring the downlink packet loss rate of an access link of a broadband network user. The method comprises the following steps: A. selecting any intermediate node between a server side and a client side as a measuring point; B. analyzing a TCP (transmission control protocol) message which is received by the measuring point and sent to the client side by the server side, carrying out statistics on heading information of the TCP message and predicating the serial number of the next TCP message to be received by the measuring point according to the serial number and effective load length information carried by the TCP message; and C. when the next TCP message is coming, comparing the serial number of the coming TCP message with the predicted serial number of the TCP message to judge whether packet loss happens and whether the link of the packet loss happens on the server side or client side access link, and finally obtaining the downlink packet loss rate index of the user. The method can acquire communication flow between the user and the Internet on any intermediate node of the local side, compute the downlink packet loss rate index of the access link of the user by analyzing the flow, and provide support means for operation, quality guarantee and fault diagnosis of the broadband network.

The embodiment of the invention discloses a user equipment dispatching method. The method comprises that a base station determines processing time delay, wherein the processing time delay is the time delay starting from the fact that the base station receives channel quality indicators CQIs reported by UE (User Equipment) until the base station starts dispatching the UE; selecting preset CQI history data in a current starting state and calculating history average CQI; and dispatching the UE by using the history average CQI in the duration of the processing time delay after the base station starts next time.

The invention relates to a quality determination method of peanuts for peanut sprouts and an evaluation method thereof. The method comprises the following steps: measuring nuts weight, nut diameter, water content, crude protein content, polysaccharide content, crude fat content, three-day weight gain rate and crude fiber content of peanuts to be determined; introducing above measured values into a formula to obtain quality comprehensive score Y overall rating of the peanuts for peanut sprouts. According to the formula, the Y overall rating= 2.3160709-0.00898 * nuts weight + 0.01935 * crude protein content- 0.01062 * nut diameter + 0.01285 * water content + 0.04051 * polysaccharide content + 0.0906 * crude fat content + 0.02156 * three-day weight gain rate + 0.02708 * crude fiber content. By the quality determination method and the evaluation method, whether a peanut variety is suitable for production of peanut sprouts can be predicted. The analytical method is simple and has degree of standardization. It is confirmed through model validation that whether the peanut variety is suitable for production of peanut sprouts is reflected objectively and accurately. The method is simple and feasible in production practice.

The present invention provides Polygonum cephalum medicinal material, which has an HPLC fingerprint as shown in Figure 1D, containing 13 characteristic peaks, wherein the chromatographic conditions are: chromatographic column: Elite Hypersil ODS chromatographic column (4.6mm × 150mm, 5 μm) ;Column temperature: 25°C; Mobile phase: acetonitrile (A)-0.4% phosphoric acid (B) solution binary gradient elution, weight percentage: 0-30%: 100-70%; flow rate: 0.8mL min-1 ; Detection wavelength: 310nm; Injection volume: 20μl. The invention also provides the extract and its quality control method. The quality control method of the present invention investigates and compares Polygonum cephalosporins from different origins, constructs the HPLC fingerprints of Polygonum cephalosporins, and uses the HPLC fingerprint features to comprehensively monitor the quality of Polygonum cephalosa medicinal materials to ensure that it is stable, uniform, controllable, and effective. Control the quality of medicinal materials accurately, and achieve the purpose of controlling the entire pharmaceutical preparation.

The invention discloses a channel searching device and method for a broadcasting receiver. The channel searching device comprises a channel switching module, an automatic gain control module, an automatic frequency control module, a received signal strength estimation module, a received signal quality estimation module, a demodulated signal quality estimation module and a judgment module, wherein the output end of the channel switching module is connected with the input end of the automatic gain control module; the output end of the automatic gain control module is connected with the input end of the automatic frequency control module; the output end of the automatic frequency control module is connected with the input ends of the received signal strength estimation module, the received signal quality estimation module and the demodulated signal quality estimation module; and the output ends of the received signal strength estimation module, the received signal quality estimation module, the demodulated signal quality estimation module and the automatic frequency control module are connected with the judgment module. The channel searching device and method for a broadcasting receiver can preferably reflect the strength and quality of the wanted signal in a channel and the quality of the demodulated signal, maintain the optimal gains input from radio frequency to demodulation, improve the estimation accuracy on the strength, quality and signal-to-noise ratio of the received signal, improve the estimation accuracy on the number of the quality burrs of the demodulated signal, and realize rapid and effective channel searching.

The invention discloses a system for simulating a smoker's organ to absorb main stream smoke during smoking, which is characterized by comprising a cigarette holder, a roller rotating type simulated oral cavity inhaled smoke absorbing device, a single channel smoking machine, a three-way adjusting valve for controlling the ratio of exhaled smoke to flow across the oral cavity and the nasal cavity, a roller rotating type simulated oral cavity exhaled smoke absorbing device, a device for simulating water soluble components in nasal cavity absorbed smoke, a device for simulating fat soluble components in the nasal cavity absorbed smoke, a stepless speed adjustment motor, a power transmission mechanism and a smoke outlet. The system for simulating the smoker's organ to absorb the main stream smoke during smoking is arranged in an integral type constant temperature cover. The system can be used for accurately simulating the biophysical process and the biochemical process of tobacco smoked by human and the main stream smoke flowing across the oral cavity and the nasal cavity, and the process of the smoke flowing across human body can be researched more deeply and accurately.