88results about How to "Suitable for standardized production" patented technology

The utility model relates to jerusalem artichoke pickle produced by direct-vat-set lactobacillus brevis leavening agent and a process of same, and belongs to the technical field of deep processing of vegetable and food bioscience. Lactobacillus brevis is adopted to be developed into high-density lactobacillus brevis leavening agent (the total number of bacterial colonies reaches 109 / ml); and the jerusalem artichoke pickle is produced by utilizing a direct-vat-set leavening process, so that a modern bioprocess technology of producing high-quality jerusalem artichoke pickle quickly is formed and achieved. The invention has a simple technological process and is easy to operate; compared with a conventional leavening process, the direct-vat-set leavening process has the advantages that the operation procedure is simplified, the production cost is reduced, and the nutritional ingredient and flavor substance of the jerusalem artichoke can be kept furthest at the same time; the jerusalem artichoke pickle is crispy, tasty, refreshing, and nourishing, and is a probiotic health product applicable to all ages. The invention is a green natural, safe and healthful production process and technology.

The invention provides a method for fed-batch fermentation of L-lysine, which comprises the following steps of: introducing engineering bacteria for expressing pyridine nucleotide transhydrogenase variants into a first fermentation tank for culturing, and inoculating the obtained culture solution to a second fermentation tank for culturing; then, continuously feeding sugar in batches to the second fermentation tank; and then, continuously feeding sugar and nitrogen sources in batches to the second fermentation tank.

The invention relates to a steak processing method. The steak processing method comprises the following steps: (1) cooling for removing lactic acid; (2) segmenting and cleaning; (3) adding a tenderizer until the pH value of the meat is 6.7-7.3, and then adding a curing agent and tumbling for curing; (4) shaping and packaging; (5) quick-freezing; (6) encasing and warehousing, wherein tenderizer is prepared from the following raw materials in parts by weight: 8-12 parts of mashed pawpaw, 3-5 parts of mashed pineapple, 2-4 parts of glucose powder and 2-4 parts of sodium bicarbonate powder; the curing agent is prepared from the following raw materials in parts by weight: 13-17 parts of salt, 8-12 parts of aginomoto, 8-12 parts of soybean sauce, 4-6 parts of beef powder, 11-15 parts of black pepper powder, 1-3 parts of white pepper powder, 10 parts of egg white and 15 parts of vegetable juice; the vegetable juice is obtained by juicing celery, onion, radish, garlic and tomato by equal weights; the steak processed by use of the method is rich in nutrition, and more fresh and tender in taste, and has a health care effect.

The invention provides a fermentation method for preparing L-lysine products, which comprises the steps: an L-lysine culture solution is produced through three-level culture fermentation, and fine particles are coated by using fractional palm fat after spray drying. In addition, the invention also provides products prepared by the method, and the retention rate of L-lysine is larger than 15% within 24 hours.

The invention discloses an adjustable multi-point positioning hole making device, which comprises a hole making template, a regulating template and two bridging plates used for connecting the hole making template and the regulating template, wherein the hole making template comprises a hole making end provided with hole groups and a positioning end used for connecting the bridging plates, the regulating template comprises a hole making end provided with hole groups and a regulating positioning end used for connecting the bridging plates, one ends of the bridging plates are provided with a plurality of groups of connecting holes matched with positioning holes of the hole making template, each group of connecting holes are in arrangement with certain distances between the front and the back, and the other ends of the bridging plates are provided with bridging holes. The adjustable multi-point positioning hole making device adopting the technical scheme has the advantages that the universality is high, the kind and the number of the hole making device can be recued, the tooling manufacture cost is reduced, and the standard production requirement of the hole making in the large-scale manufacture process is met. The invention also discloses a hole making method utilizing the device, the method is simple and feasible, and the hole making is precise.

The invention relates to an automatic edge sealing technology for vacuum glass, which comprises the following steps of arranging supporters on basal board glass, arranging upper plate glass on the basal board glass, using low melting-point glass powder between the upper plate glass and the basal board glass for sealing edges, placing the upper plate glass and the basal board glass into a vacuum heating furnace to be heated and taking out upper plate glass and the basal board glass to get a finished vacuum glass, wherein in the step of using the low melting-point glass powder for sealing the edge, a section bar of low melting-point glass powder or the low melting-point glass powder is arranged on the basal board glass, and a gap of air escaping in the evacuation in the heating furnace is left in a chamber formed between the basal board glass and the upper plate glass. The invention has simple integrated structure, greatly shortens the evacuation time, increases the work efficiency, has reliable automatic evacuation and sealed package, good air tightness, little air leakage hazard, attractive appearance and production technology simplification, greatly promotes the development of the vacuum glass industry, and is particularly suitable for the industrialized, the scale and the standardized production of the vacuum glass.

The invention relates to vacuum glass of automatic flatness adjustment and a preparation method thereof, which comprises upper plate glass, basal board glass, supporters and a low melting-point glass powder sealed edge, wherein supporters are uniformly arranged between the upper plate glass and the basal board glass at intervals and are rigid supporters, and a layer of low melting-point glass powder is uniformly wrapped on the outer edge of every rigid supporter. The rigid supporters of the invention combine soft support and rigid support into a whole, the partial stress problem and the supporter sliding problem of metal fixing supporters are overcome, the technical steps of the vacuum glass are reduced, and the low melting-point glass powder wrapped on the rigid supporters can be used for automatically adjusting the flatness of the vacuum glass, the quality of the vacuum glass is guaranteed, the production cost is lowered, and the development of the vacuum glass industry is promoted. The invention is particularly suitable for the industrialized, the scale and the standardized production of the vacuum glass.

The invention discloses a combined type all-metal steel wire rope vibration isolator which is easy to disassemble, has various types of vibration isolation units with strong replaceability, variable rigidity and variable damping, reduces vibration quickly, has a simple structure and is convenient to install and maintain. The combined type steel wire rope vibration isolator mainly comprises a basic vibration isolating unit, an expandable vibration isolating unit and a buckle. The units are connected together through bolts. The vibration isolator has the characteristics of strong vibration isolation and reduction capacity in any direction, large damping, strong impact resistance capacity, good broadband vibration absorbing performance, obvious nonlinear characteristics, various combination modes and the like, is convenient to assemble and disassemble, convenient to package and easy to maintain and is suitable for mass production and single-piece character assembly. So the vibration isolator is widely applied in the fields of vibration reduction, vibration isolation and impact resistance of machinery and instruments under dynamic load.

The invention discloses a meat roll, which comprises the following raw materials according to the parts by weight: 90 to 110 parts of raw meat, 2 to 4 parts of corn denaturalization starch, 1 to 3 parts of separated soy albumen powder and 20 to 30 parts of ice water. The meat roll has high raw meat use rate, obvious economic benefit, convenience in processing, high nutritive value and high protein content, is suitable for industrialized and standardized production, and can be combined with different nutritional components and added with natural coloring matters or vegetable juice to match the color and luster; in addition, when the meat roll is processed, the steps of increasing fragrance, fresh, tenderness and fragility are adopted for processing, so that the meat roll has boiling fastness in a hot pot, is pliable, smooth, crisp, tender and fragrant. More dishes for the hot pot can be prepared through the preparation method, thereby enriching the species.

The invention relates to a microstrip dual-mode filter with the features of wide stop band and low spurious, which is produced on a microstrip medium substrate, an L-shaped coupling structure (2) of an input port and the L-shaped coupling structure (4) of an output port are respectively positioned on the outer sides of a diagonal of an SIR square ring resonator (1), the two ends of a microstrip connecting line (3) are respectively connected with the adjacent L-shaped coupling structure (2) of the input port and the other L-shaped coupling structure (4) of the output port, the non-adjacent L-shaped coupling structure (2) of the input port and the L-shaped coupling structure (4) of the output port are respectively connected with a 50-ohm input and output feeder (6), and a perturbation element (5) is positioned on an inner angle of the SIR square ring resonator (1). The microstrip dual-mode filter can obtain the larger port coupling amount in comparison with the traditional microstrip andfurther reduce the insertion loss. Meanwhile, the special coupling structure of the filter can very effectively suppress the parasitic spurious response and increase the stop band width. In addition,the filter has simple structure, is easy to realize the large-scale manufacture and is especially applicable to the design of radio frequency front end of mobile communication.

The invention relates to preparation or processing of meat products, and particularly relates to a spiced pork preparing method. The spiced pork preparing method comprises the following steps: (1) cleaning and segmenting; (2) rolling and salting, namely adding a tenderizer till the pH value of pork is 6.9-7.2, rolling the pork in a rolling machine at the speed of 30-35 rpm for 30 minutes, adding a curing agent with the weight accounting for 6%-8% of that of the pork, rolling for 30 minutes, and standing for 30-60 minutes, wherein the tenderizer comprises the following components in parts by weight: 8-12 parts of pawpaw pulp, 3-5 parts of pineapple pulp, 2-4 parts of glucose powder and 2-4 parts of sodium bicarbonate powder, and the curing agent comprises the following components in parts by weight: 9-11 parts of edible salt, 4-6 parts of monosodium glutamate, 6-8 parts of soybean sauce, 6-8 parts of five spice powder, 3-5 parts of ginger powder and 6-8 parts of egg white; (3) drying; (4) packaging in vacuum; and (5) quickly freezing and refrigerating. The spiced pork prepared by the method tastes tender and juicy, has a unique flavor, is rich in nutrients and easy to digest and absorb, and has multiple health effects.

The invention relates to a water blanket, a cushion and a waterway distributor. The invention aims at providing the water blanket, the cushion and the waterway distributor with reasonable waterway arrangement. The water blanket and the cushion are characterized in that the waterway distributor is arranged at a position on any one edge of a cushion body; a general water inlet passage and a general water outlet passage are communicated with the waterway distributor; the general water inlet passage and the general water outlet passage are led out from a corner part of the cushion body; and a first water distributing passage and a second water distributing passage are respectively connected with the waterway distributor and are arranged on the cushion body in sequence. The waterway distributor is characterized in that a general water inlet pipe is communicated with a water distributing chamber; a general water outlet pipe is communicated with a water collecting chamber; a first water distributing pipe is communicated with the water distributing chamber; a second water distributing pipe penetrates through but is not communicated with the water collecting chamber, and is communicated with the water distributing chamber; a first water collecting pipe penetrates through but is not communicated with the water distributing chamber, and is communicated with the water collecting chamber; a second water collecting pipe is communicated with the water collecting chamber; and the general water inlet pipe, the general water outlet pipe, the first water distributing pipe, the second water distributing pipe, the first water collecting pipe and the second water collecting pipe are arranged in parallel. The water blanket, the cushion and the waterway distributor have reasonable structures and low cost.

The invention discloses a rodent pad layer and a preparation method of the rodent pad layer. The pad layer is respectively formed by three layers of materials including a flow guide layer, an absorption core layer and a bottom film from top to bottom through hot gluing, wherein the flow guide layer is polypropylene resin, the absorption core layer is formed by non-woven fabric and fluff pulp mixed absorption powder through laminating pressing, and the bottom film is a degradable polyethylene film. The rodent pad layer is formed by adopting the flow guide layer, the absorption core layer and the bottom film through hot gluing, has the water absorption, ammonia absorption and bacteriostatic effects, and can become a pad layer replacing the existing experiment animal pad materials through simple work procedures of shearing, press forming, sterilization and encapsulation, and in addition, the rodent pad layer has the advantages that the preparation process is simple, and the cost is low.

The invention provides a method for producing pleurotus eryngii by means of asparagus stalks. The method includes the steps of asparagus stalk preprocessing, material preparation, material mixing, inoculation, fermental cultivation and fruiting management, wherein in the asparagus stalk preprocessing step, fresh asparagus stalks are dried and smashed and then are steeped in so as to be softened and absorb water; asparagus stalk smashing means that the asparagus stalks are smashed into short asparagus stalks with the length of 0.5-1.5 cm; the asparagus stalks are steeped in the lime water with the concentration of 1-2% for 10-12 hours. The yield of pleurotus eryngii produced through the method is high, commodification is good, the production process is simple, operation controllability is high, and the pleurotus eryngii is suitable for factory-like, large-scale and standardized production. The asparagus stalks are utilized to replace saw dust and cotton seed hulls to serve as main raw materials for producing the pleurotus eryngii, the asparagus stalks are made profitable for resource utilization, the environment pollution problem caused after the asparagus stalks are harvested is solved, meanwhile production cost of the pleurotus eryngii is lowered, and high yield, high quality and high efficiency of the asparagus stalks are achieved in the production process.

The invention relates to preparation or treatment for meat type products, and particularly relates to a processing method of goose meat. The method comprises the following steps: (1) cleaning and dressing; (2) tenderizing and pickling, namely firstly adding a tenderizer to the drained goose meat until the pH value of the meat quality is 7.0-7.3, and pickling for 30-60 minutes by adopting a surface impregnation method; adding a pickling agent the weight of which is 5-7% of the weight of meat to the goose meat after tenderization treatment, mixing fully, and pickling for 30-40 minutes; (3) carrying out vacuum packaging; and (4) refrigerating after quick freezing. After the goose meat prepared by the method is cooked, the goose meat is fresh, tender and juicy, unique in flavor, rich in nutrition, easy to assimilate, and has lots of health care efficacies.

The invention discloses a double-nut same-diameter forward and reverse bidirectional compound thread anti-loosening anti-theft self-locking bolt, which belongs to the technical field of mechanical fastening pieces. The technical scheme key point of the bolt is that the bolt comprises a bolted cap and a bolt bar thread end, wherein the bolted cap and the bolt bar thread end are subjected to integral manufacture and forming; the bolt bar thread end is independently subjected to screw joint and compounding with a fastening nut and a locking nut, and the fastening nut and the locking nut have opposite thread rotation directions; a positioning anti-loosening component is arranged between the fastening nut and the locking nut and comprises a first spacing structure and a second spacing structure, wherein the first spacing structure is arranged on a traditional threaded section on the fastening nut, and the second spacing structure is arranged near a threaded section end surface on the locking nut; and a connecting and clamping structure is arranged between the first spacing structure and the second spacing structure. By use of the device, on a premise that no weight is added, the integral intensity and stability of the bolt can be improved, and the practical requirements of low-cost powerful loosening prevention, theft prevention and eradication of a situation that the bolt works around the clock can be realized. The bolt disclosed by the invention has a simple and reliable structure, is convenient in operation, has a simple processing technology and is suitable for using for standardized production, and the product cost of the bolt disclosed by the invention is lower than the production cost of a Down bolt.

The invention relates to low-purine defatted soybean powder bread and a preparation method thereof. The low-purine defatted soybean powder bread is prepared from the following components in percentage by mass: 40-55% of flour, 10-20% of low-purine defatted soybean powder, 15-18% of water, 1.5-2.5% of soybean oil, 10-15% of white granulated sugar, 5-10% of egg liquid, 0.6% of yeast and 0.3% of salt. A preparation method of the low-purine defatted soybean powder comprises the following steps: mixing defatted soybean meal powder and water in a mass ratio of (1:6)-(1:12), wherein pH is 5.2; stirring and performing ultrasonic treatment; adding malt sprout powder accounting for 1.0-2.5% of total mass of the defatted soybean meal powder and water, and adding Ca<2+> and Mg<2+> and performing water bath treatment; performing adsorption and centrifugation to obtain low-purine defatted soybean milk; and performing spray drying on the low-purine defatted soybean milk to obtain the low-purine defatted soybean powder, wherein the purine content in every 100g of low-purine defatted soybean powder is 100-140mg. According to the invention, the flour and protein in the low-purine defatted soybean powder are complementary in nutrition, and the low-purine defatted soybean powder bread is suitable for gout patients.

The invention relates to multigrain pancake biological self-raising flour and a manufacture method and application thereof, wherein the multigrain pancake biological self-raising flour is formed from 22% of biological multigrain yeast powder, 76% of plain flour, and 2% of vitamin C; the biological multigrain yeast powder is made by: preparing fermented multigrain paste from, by weight, 500-550 parts of multigrain compound powder, 155 parts of granulated sugar powder, 25 parts of Streptococcus thermophiles, 25 parts of Lactic acid bacteria, 15 parts of Saccharomyces cerevisiae, 5 parts of sweet distiller's yeast, 5 parts of edible salt, 310-330 parts of water, 20-25 parts of Daqu liquor, and 200 parts of enzyme stock pulp, adding 10% of maltodextrin into the fermented multigrain past as a protectant, and spray-drying; the multigrain compound powder is made by from buckwheat, red rice, coix seed, corn and millet at a mass ratio of 1:1:1:1:1. Whole grains are used as material and ferment carrier, and by using biological fermentation, the made pancake fermenting flour has rich nutrition.

The invention relates to the field of application of an agrotechnical plant growth regulator and provides a Chimonanthus grammatus cuttage rooting agent formula and a using method. The formula is composed of, by mass ratio, 50-200 parts of sodium naphthalene acetate, 100-300 parts of sodium hormodin, 100-800 parts of indole acetic acid, 100-500 parts of a number ABT1 rooting agent, 50-150 parts of vitamin C and 50-150 parts of salicylic acid. The formula is at least composed of the above four components. In use, an aqueous solution in which every 1000 ml of water contains the above components by mass is prepared according to the rooting agent formula, and the stem base of a cuttage is soaked or the stem base of the cuttage is subjected to fast dipping two times. The Chimonanthus grammatus cuttage rooting agent formula can promote fast rooting of the Chimonanthus grammatus cuttage, and the cuttage survival rate is higher than a conventional cuttage survival rate by 25% or above. Cuttage seedlings grow healthily and strongly, a root system is developed, and the stress resistance is enhanced. The formula is low in cost, convenient to use, good in application effect and applicable to greenhouse seedling growing, or closed seedling growing of small arch sheds of large field and other standardized production.

The invention aims at providing a combination of a cushion column and a screw, which is used for solving a problem of repeatedly detaching and fixing the screw caused by failure in exactly locating the cushion column with a mounting hole of a printed board while assembling modules. The screw provided by the invention passes through a through hole at the middle axis of the cushion column, the through hole is axially divided into a section a and a section b, the section a located at the upper part comprises an internal thread while the section b located at the lower part is an unthreaded hole, and axial length of the section a is L; inner diameter of the unthreaded hole of the section b is H, and width of the inner thread of the section a is w, namely, practical equivalent inner diameter of the section a is h which is less than or equal to H-2w; the threaded rod of the screw is also axially divided into a section c and a section d with different external diameters, the section c adjacent to one end of a nut is an unthreaded rod, the external diameter of the section c is n which is less than h, the axial length of the section c is G which is more than L, and the whole part of the section d or a part of the section d adjacent to the tip of the screw has an external thread matched with the internal thread of the section a. With the combination of the cushion column and the screw provided by the invention, exact location of a central hole of the cushion column with the mounting hole of the printed board is implemented, and assembling efficiency of the modules is improved.

The invention discloses an upper die buffering mechanism of miniature stamping equipment, which comprises a working piston and a slide element, wherein the slide element can be slidably arranged along the axial direction of the working piston. The upper die buffering mechanism of the miniature stamping equipment is characterized in that the slide element and the working piston are coaxially sleeved at a slide sleeve outside the working piston; and in the whole slide stroke, the lower surface of the slide sleeve is not higher than that of the working piston; the lower end of the working piston is provided with an annular positioning groove; the positioning groove extends along the axial direction of the working piston; the upper end of the slide sleeve is convexly provided with an annular boss which is coaxial with the slide sleeve along the radial direction, and the boss can just slide in the positioning groove. The structure has stable slide, precise matching, convenient installation and low application cost.

The invention relates to a general coded electric automobile shifting controller, which consists of a main chip and relevant input and output circuits, wherein the output circuit consists of four groups of H bridge type output ports; each group of output ports is provided with two output wiring ends; the voltage polarities of the two wiring ends of each group of output ports can be exchanged according to a software command; and after a shifting command is received, a group of 8-bit binary coded data preset by using software is output by using U1, and four external magnetic latching relays or eight normal electromagnetic relays are driven to work in different switch-on / off states by using the output circuit, so that control over the connecting way of each winding of a power motor of an electric automobile, i.e., different speed gears, is realized. Due to the adoption of the controller which is used together with software, shifting signals of a dozens of combination ways can be output, two stepping motors can be driven simultaneously to realize mechanical shifting, and the shifting requirement of any form can be better met by changing output codes in programs.

The invention relates to a sour pear beverage, wherein the active constituents include the raw materials (by weight parts) of sour pear water boiled liquid 20-25, ginseng grilled liquid 2-3, bee honey 6-8, ginger juice 2-4, crystal sugar 3-5. The beverage has the functions of fever alleviating, eliminating heat, promoting the secretion of the body fluid, relieving effect of alcohol, lubricating intestine, relaxing bowel, preventing common cold and increasing immunity actions.

The invention discloses a triamcinolone acetonide acetate particle, and a preparation method and a medicinal composition thereof. The preparation method comprises the following steps: 1) heating and dissolving triamcinolone acetonide acetate with aqueous solution of ethanol, naturally cooling the obtained solution to obtain acicular crystals, washing away the ethanol from the crystals with water for injection, drying the washed crystals, and then adding the crystals into water for injection at a temperature of 0 to 10 DEG C; 2) linearly adding dropwise triamcinolone acetonide acetate solution dissolved with dimethyl formamide solution into the mixed solution of the water for injection at the temperature of 0 to 10 DEG C obtained in the step 1), simultaneously stirring the mixed solution, keeping the temperature of the mixed solution at 0 to 15 DEG C, and continuing stirring the mixed solution for 1 to 30 minutes to obtain a mixture of water and crystals; and 3) as usual, filtering the mixture of the water and the crystals obtained in the step 2) and vacuum-drying the obtained crystals. The invention adopts a crystal inoculation process, thus crystals of the prepared triamcinolone acetonide acetate particles have regular shapes and uniform particle sizes; crystallization is free from jet milling and the physicochemical property of the particle is stable; and no crystal expansion phenomenon generates in the prepared triamcinolone acetonide acetate suspension injection during storage.

The invention relates to a water blanket / pad, and especially relates to bed blanket / pad, cushion, floor mat, medical health care blanket / pad for warming and cooling. The invention aims to provide a water blanket / pad, which has well cooperated waterway assignment and waterway distributor with reasonable structures, and which is suitable for batch manufacture and is convenient for usage. The water blanket / pad of the invention comprises a waterway distributor, a pad body, a water channel. The waterway distributor comprises a water-distributing chamber and a collecting chamber; the water-distributing chamber has a plurality of water-distributing joints that are communicating with each other; the collecting chamber has a plurality of collecting joints that are communicating with each other; the collecting joints pass through but is not communicating with the water-distributing chamber, or the water-distributing joints pass through but is not communicating with the collecting chamber; the water-distributing chamber is communicated with an overall water intake channel, and the collecting chamber is communicated with an overall water outlet channel. The waterway distributor is arranged at any edge position of the pad body or near the edge position; and the pad body is equipped with a plurality of water channels, and two ends of each water channel is respectively communicated with a water-distributing dividing joint and a collecting joint. The water blanket / pad of the invention has good usage effect, is suitable for standardized production, and has low costs and better market competitiveness.

The present invention discloses a beef carcass dividing and cutting technology which comprises the following steps: dividing and cutting tools and work clothes are subjected to thorough sterilization and disinfection; skinned beef carcass is rinsed with hot water at 80-85 DEG C for 18-20 seconds and an operating chopping board is rinsed; the rinsed beef carcass is subjected to removal of head, open of chest and removal of viscera; the viscera removed beef carcass is rinse with hot water at 80-85 DEG C for 10-15 seconds and dyad beef is obtained by cutting and dividing along a spine direction and subjected to acid discharge at a condition of 0-4 DEG C for 8-20 hours; at an environment of 0-10 DEG C, the acid discharged dyad beef is subjected to tetrad dividing and cutting, and the tetrad beef is subjected to bone removing dividing and cutting into neck meat, shoulder meat, ectoloph, rib meat, belly meat, brisket, rump, and sinew meat; each beef after bone removing is packaged into packing bags and subjected to vacuum refrigeration. After 24 hours, CO<2> gas is filled into the packing bags and the packing bags are refrigerated. The dividing and cutting method is simple in operation and suitable for standardized production and the divided and cut beef has a long shelf life and high quality.

The invention provides an antitetanus toxin neutralizing antibody as well as a preparation method and an application of the antitetanus toxin neutralizing antibody, the amino acid sequence of CDR in alight chain variable region of the antibody is shown in SEQ ID NO.1-3; the amino acid sequence of CDR in a heavy chain variable region of the antibody is shown in SEQ ID NO.4-6. The neutralizing antibody has no immunogenicity, is good in specificity, high in affinity, is clear in ingredients, has no potential risks like pathogen contamination, and is widely suitable for various crowds; the preparation method is simple and efficient, and is suitable for standardized production.

The invention relates to a microstrip dual-mode and dual-pass band-pass filter belonging to the technical field of microwave communication. The filter comprises two microwave medium substrate layers, a metal layer and a bonding medium for connecting the two microwave medium substrate layers, wherein, a first resonator, a pair of input and output feeders and a pair of coupling arms are arranged onthe first microwave medium substrate layer, a second resonator is arranged on a second microwave medium substrate layer, and the second resonator is opposite to the first resonator. The microstrip dual-mode and dual-pass band-pass filter has the advantages of simple structure and easy realization and convenient planar integration, and simultaneously can greatly improve the performance of the filter and realize dual-mode coupling; and compared with the traditional structure, the filter has two adjustable variables of length and width and increases the range in which two orthogonal modes generate coupling and cause resonant frequency splitting so that the band-pass bandwidth can be changed easily in design.

The invention relates to non-fried instant fresh prawn crackers prepared from original-color pre-gelatinized whole coarse cereal flour and a preparation method thereof. The preparation method of the non-fried instant fresh prawn crackers prepared from the original-color pre-gelatinized whole coarse cereal flour comprises the following steps: preparing coarse cereal paste by mixing corn kernels, millet, soybeans and coix seeds in a mass ratio of 5: 5: 1: 0.5; mixing 1000 parts of the coarse cereal paste with 194-234 parts of fresh prawn paste, 157-257 parts of low-gluten flour, 86 parts of whole potato powder, 107 parts of fresh eggs, 12-18 parts of edible salt, 43-89 parts of white granulated sugar, 20 parts of peanut kernel oil10 parts of walnut kernel oil, 5-15 parts of linseed oil, 40-50 parts of laver powder, 10 parts of white pepper powder, 25-35 parts of dried small shrimp powder and 225-235 parts of water so as to prepare original-color coarse cereal paste; and extruding the original-color coarse cereal paste into an egg roll machine through a plastic decorating bag, so that the non-fried instant fresh prawn crackers are prepared. The protein contents of the non-fried instant fresh prawn crackers prepared by the invention are 30-34%, the fat contents are 4.9-6%, and the total sugar contents are 28-29%. The non-fried instant fresh prawn crackers are high in nutrition content, low in fat content, healthy, and safe.