11results about How to "Strong replicability" patented technology

The invention provides a non-woven fabric processing technology control method and system, and relates to the technical field of technology control, and the method comprises the steps: obtaining the application scene information of a non-woven fabric, carrying out the multi-dimensional demand analysis, and obtaining the multi-dimensional processing demand information of the non-woven fabric; determining a non-woven fabric processing control scheme; preparing raw materials to obtain a raw material preparation result; performing fibrosis treatment to obtain a fibrosis treatment result; arranging, laying and forming a net to obtain a net layer processing result; carrying out consolidation treatment to obtain a non-woven fabric product; performing quality detection to obtain a non-woven fabric product quality detection result; and performing scheme optimization, and performing non-woven fabric processing technology control according to a scheme optimization result. The technical problems that a non-woven fabric processing technology in the prior art is often based on a fixed scheme, changes of market demands are difficult to respond quickly, accurate demand analysis means are lacked, and the intelligent level of the non-woven fabric processing technology is insufficient are solved.

The invention belongs to the technical field of microorganisms, and relates to a riemerella anatipestifer phage and application thereof. The riemerella anatipestifer bacteriophage provided by the invention is RA-XHX1, is preserved in the China Center for Type Culture Collection (CCTCC), has the preservation number of CCTCC NO: M 20241268, and is classified and named as the riemerella anatipestifer bacteriophage. The bacteriophage is double-stranded DNA (Deoxyribose Nucleic Acid) and myuroviridae, can form transparent plaques on a solid culture medium, has no halo ring around and is clear and regular in edge; the bacteriophage has a relatively good killing effect on riemerella anatipestifer in a space environment, particularly high-pathogenicity riemerella anatipestifer, and can realize a broad-spectrum antibacterial effect when being applied to preparation of medicines for preventing and treating riemerella anatipestifer infection.

The present invention provides a novel goose parvovirus, an inactivated vaccine and an application thereof, and belongs to the technical field of veterinary biological products. The present invention isolates and obtains a novel goose parvovirus, and poultry will develop neurological symptoms 2-3 days after being infected by the strain. The present invention inactivates the novel goose parvovirus, and the prepared novel goose parvovirus inactivated vaccine has good safety, can provide effective immune protection for ducks, and has a good prospect for commercial development. When preparing the novel goose parvovirus inactivated vaccine, the present invention first inoculates the novel goose parvovirus into DEF cells in the S phase to obtain a virus liquid, and on this basis, selects a suitable formula ratio to prepare an oil phase and an aqueous phase, and performs a fully emulsified preparation method, which improves the safety and stability of the prepared vaccine while improving the efficiency of the inactivated vaccine preparation.

The application discloses a paper-based and pulp molded product strong water-based structure resin composition for constructing a fiber matrix, a kit and a preparation and application method thereof, and belongs to the technical field of papermaking wet end chemistry and pulp molding materials. In response to the global trend of replacing plastic with paper and fluorine-free control of food contact materials, the application aims at the pain point of failure of traditional chemicals in a high recycling pulp proportion and a closed water circulation high conductivity system, and constructs an acrylic polycarboxylic acid polymer and inorganic-organic dual charge buffer synergistic system. The scheme realizes the multiplication effect of physical strength such as breaking and ring pressure and the water resistance and oil resistance barrier performance by a unique crosslinking mechanism at a very low dosage, which is better than conventional enhancement technology on the market. The composition is a full water-based system and does not contain perfluorinated compounds, which ensures complete pulp recycling while giving the product excellent wet stiffness and film-forming density, and provides a green solution with high efficiency, low cost advantage and compliance for the papermaking and pulp molding industry.

The invention discloses a tobacco drying rack with a guide tube and a method for baking tobacco with a guide tube, which belongs to the field of tobacco-curing equipment and tobacco-curing technology, and solves the problem that there is a lack of a method for baking tobacco with a guide tube in the prior art, which shortens the baking time of a large box, improves the baking efficiency, saves costs, and has strong replicability. It mainly includes a frame, a crossbeam, an elevated frame and a low frame are provided on the frame, a groove is opened on the crossbeam, a tobacco rod is placed on the groove, a hook I is provided on the elevated frame and the low frame, a guide tube is provided on the hook I, a hook II is provided on the guide tube, and the guide tube is hung on the hook I through the hook II; the guide tube is provided with a round hole; the method for baking tobacco with a guide tube includes tobacco leaf harvesting and sorting, tobacco loading, and tobacco leaf baking, and the tobacco leaf yellowing stage, the tobacco leaf color fixing stage, the tobacco leaf dry tendon stage, and the tobacco leaf moisture regeneration stage are controlled by controlling fire and wind during tobacco leaf baking. The invention is mainly used to improve the quality of flue-cured tobacco and reduce the cost of flue-cured tobacco.

The utility model discloses a kind of edge alignment devices with batten board, comprising: machine table, backrest, G-type clamp and straight knife;The table top of machine table has aperture;Backrest is placed on the table top, backrest has guide end, the side wall of guide end is divided into upper part and lower part, lower part is straight edge along vertical direction, upper part is bevel edge or straight edge along vertical direction, backrest has slot hole in the position of the side wall of guide end, slot hole is located above aperture;G-type clamp clamps backrest on the table top;Straight knife is set in aperture by passing through slot hole, the outer diameter of straight knife and the lower part of the side wall of guide end keep same straight plane;Wherein, batten board includes board piece and batten, board piece includes board face and milling slot located at the four edges of board face, batten is sleeved in milling slot, the bottom edge of board piece is close to the table top, side edge is close to the lower part of the side wall of guide end.The above technical solution can solve the problem of board piece size error, edge burst, size head.

This invention relates to the field of aluminum alloy investment casting technology, and discloses a method for preparing a mold for aluminum alloy investment casting with a narrow internal cavity structure. The method includes designing a pre-reserved core structure for the mold, mold making, filling the mold cavity, mold assembly, shell fabrication, dewaxing, firing, pouring, cleaning, and inspection. This invention, through the design of the pre-reserved core structure and the design of the slurry composition, ensures the dimensional accuracy of the narrow internal cavity structure of the casting. Furthermore, during the pre-filling process of the mold cavity, α-gypsum powder, chromite sand, wood fiber, and glass fiber are mixed in proportion with solvents such as distilled water and silica sol, ensuring good reproducibility, thermal conductivity, permeability, fluidity, and strength of the slurry material. Vacuuming followed by drainage reduces bubble formation and improves the integrity of the mold. This method achieves high-quality and high-efficiency production of aluminum alloy castings with narrow internal cavities compared to traditional investment casting processes.

This invention discloses a method for improving the microstructure and properties of double-wire submerged arc welded joints for bridge steel, belonging to the field of steel structure welding technology. The method includes: employing a double-sided V-groove design; selecting TMW-C2NiKq welding wire with a Ni content of not less than 0.24% and TMW-B121q flux; maintaining the interpass temperature at 90–130℃ by controlling the current-voltage matching and heat input of the double wires within the range of 80–110 kJ / cm; and effectively suppressing the expansion of the coarse-grained zone and the formation of the weld softening zone by combining alternating positive and negative welding sequences. After welding, the width of the coarse-grained zone of the joint is ≤2.6 mm, the microhardness of the softest zone is ≥140 HV10, and the impact absorption energy at –40℃ is ≥120 J. This method requires no additional equipment, is suitable for the efficient manufacturing of welded structures of 30–50 mm thick bridge steel, and has good process stability and promising engineering application prospects.

The invention relates to the technical field of food detection, in particular to a food rapid identification and quality inspection image system and method.The food rapid identification and quality inspection image system comprises an image capture device, the output end of the image capture device is electrically connected with a main body detection model, and the output end of the main body detection model is electrically connected with a feature extraction model; the input end of the feature extraction model is electrically connected with a recognition feature library and a quality inspection feature library, and the output end of the feature extraction model is electrically connected with color feature map retrieval, texture feature map retrieval and similarity calculation; a food target main body detection model and a food target feature extraction model are adopted, and the main body detection model aims at detecting all food targets in an image shot by a camera. And the feature extraction model aims at performing category feature extraction and color problem feature extraction on the food target output by the main body detection model and performing similarity calculation with the label features in the image library so as to obtain correct classification identification and quality inspection scoring of the food target.

The invention discloses an SD (Sprague Dawley) rat scar model creating method and clinical research application in scars, by utilizing the scar mechanics principle of E.Cerdes, the action of pulling forces in different directions in the human skin scar forming process is simulated, irregular wounds are made at the tail of a rat, the integrity and compliance of skin, muscles and fascia are damaged, and the scar model is obtained. Hypertrophic scars can be formed by frequently and regularly changing dressings, and any auxiliary equipment is not needed any more. The hyperplasia degree of the hypertrophic scar is reduced after a period of time, but the scar can be permanently reserved, so that the formation and development process of the human hypertrophic scar is well simulated. Compared with a traditional method, the preparation process of the improved scar model is simpler, the cost is lower, and the treatment difficulty and time cost are reduced. The model does not need to use any mechanical device or chemical substance to induce scar formation, so that the operation difficulty and the dependence on additional materials are reduced. The improved scar model has high replicability. By manufacturing the irregular wound surface, the formation of the model can be better controlled and reproduced, and the reliability of an experimental result is improved.

The present application relates to the technical field of rotavirus, and particularly relates to a G8P[8] type group A rotavirus CZ-23 and application thereof.A G8P[8] type group A rotavirus CZ-23 has been preserved in the China General Microbiological Culture Collection Center CGMCC on April 11, 2023, the address of the preservation center is No. 1, Xibaheyanli 3, Chaoyang District, Beijing, and the preservation number is CGMCC NO. 45559.The present application provides a new human rotavirus wild type strain, which is first reported to be isolated in China, the virus replication capacity of the strain is strong, the genetic stability is good, the strain can be applied to develop a vaccine strain of human rotavirus vaccine, and is suitable for a live attenuated rotavirus oral vaccine.