12results about How to "Restore stability" patented technology

The invention relates to a restoration method of a wetland ecosystem, and aims to improve the biodiversity of a wetland and restore and enhance the ecological function of the wetland through systematic measures. The method comprises the following steps: firstly, evaluating the current condition of the wetland, and identifying specific or endangered species and alien invasive species; secondly, by introducing or protecting specific animal and plant species, the natural habitat is recovered, and the biodiversity of the wetland is improved; thirdly, the water quality and soil conditions of the wetland are improved by adopting technologies such as hydrological regulation and control and vegetation restoration; fourthly, the connectivity of the interiors of the wetlands and surrounding habitats is enhanced, and species migration and gene exchange are promoted. By means of the measures, a damaged wetland ecosystem can be effectively restored, key functions such as water quality purification, flood regulation and carbon storage of the wetland ecosystem can be restored, meanwhile, endangered species are protected, and the ecological value and landscape aesthetics of the wetland are improved.

The invention discloses a combined biological inhabitation platform capable of quickly building a bird microhabitat, and relates to the technical field of wetland ecological restoration engineering and wetland biodiversity recovery. The platform is composed of a plurality of biological inhabitation platform units with different draft heights; each biological inhabiting platform unit comprises a plurality of main body splicing units, a buoyancy unit and a vegetation layer laid on the main body splicing units; through the enclosed platform formed by combining the buoyancy units and the main body splicing units, soil can be loaded to support the vegetation layer to serve as various plants planted for building a bird microhabitat, and a high-degree-of-freedom space is provided for building an inhabiting and foraging environment of wetland animals such as birds; a stable ecological system which is integrated on water and under water, complete in food chain and rich in biological diversity is constructed, a suitable habitat is provided for wetland organisms such as birds, and restoration of integrity and stability of the wetland ecological system is effectively promoted.

The invention discloses a water environment treatment material based on composite minerals and aquatic plants and a preparation method and application thereof, and belongs to the technical field of water environment treatment. The water environment treatment material comprises the composite minerals and the aquatic plants, the composite minerals can adsorb and convert heavy metal ions, ammonia nitrogen and organic pollutants, and by combining the absorption of the aquatic plants on nutrient substances and the decomposition effect of microorganisms on the pollutants, the concentration of the pollutants in a water body can be remarkably reduced, and the water quality index is improved; the problems of water eutrophication, heavy metal pollution, organic pollution and the like are effectively solved; the photosynthesis of the aquatic plants can absorb a large amount of carbon dioxide, carbon elements are transferred into the bottom mud for long-term storage, meanwhile, the existence of the complex minerals indirectly promotes the carbon sequestration effect of the aquatic plants, the carbon sequestration capacity of the whole water body ecological system is improved, and finally the multiple purposes of water body pollution treatment, bottom mud remediation, carbon sequestration and sink increase and the like are achieved. The health and the stability of a water body ecological system are improved.

The invention relates to the technical field of tunnel construction, in particular to a construction method for repairing cracking of a sprayed concrete surface layer. Comprising the following steps: S1, observing a to-be-repaired crack, and carrying out primary treatment on the to-be-repaired crack; s2, measuring the size of the crack to be repaired after primary treatment, and preparing a repairing material and equipment for repairing construction; s3, repairing the crack to be repaired; and S4, maintaining the repaired area of the repaired crack to be repaired. The method not only provides a slope crack repairing method, but also is convenient to implement and has a light flooding application effect.

The invention provides an application of schizophyllan as a human beta-defensin-2 accelerant. According to the application, the effect of inducing human beta-defensin-2 (hBD-2) expression of the schizophyllan is found for the first time, and the schizophyllan can effectively stimulate an antimicrobial defense system on the surface of a human body to restore the stability of a natural internal environment, so that the schizophyllan is used for improving natural defense on the surface of the human body or improving microbiome balance on the surface of the human body; the active effects on prevention and / or reduction of skin infection, skin sensitivity, skin barrier damage and skin microecological disorder, prevention and improvement of pox muscles and the like are achieved, and the application field of the substance is widened.

This invention discloses a machine learning-based image processing method for e-commerce scenarios, relating to the field of image processing technology. The method includes: constructing a polar coordinate system based on the original image of the e-commerce product, and performing pixel resampling on a local image of the e-commerce product based on the polar coordinate system to obtain an expanded annular image; obtaining candidate bridge enhancement images based on the expanded annular image; determining the number of neighboring skeleton pixels based on the candidate bridge enhancement images, and performing binary labeling on the skeleton images corresponding to the candidate bridge enhancement images to obtain a residual bridge topology image; obtaining a point set based on the residual bridge topology image, and constructing a residual bridge calibration region based on the point set. This invention improves the accuracy of the connection region localization results.

The utility model relates to router technical field, and disclose a kind of pressing tool for portable router processing, including processing mesa, four corner of the bottom of processing mesa is fixedly connected with mounting bracket, the inside of the front of mounting bracket is movably sleeved with handle no. The utility model is provided with telescopic plate, vertical plate, fixed rod, insert block and adjusting rod, when rotating handle no. When rotating handle no. 1, it will make rotating rod start rotating, so that rotating rod extrusion pushes sleeve rod, and let sleeve rod drive telescopic plate and vertical plate under the limiting effect of fixed rod, carry out horizontal right movement, so that insert block is separated from the inside of adjusting rod, so as to remove the fixing effect of adjusting rod, after pulling adjusting rod to the length required, rotate handle no. 1 again, so that insert block is inserted into the inside of adjusting rod again, restore the fixing effect of adjusting rod, finally realize the function of independent adjustment of the length of each adjusting rod.

The utility model relates to the technical field of electric poles, in particular to a disassembly-free maintenance tool for a fiber electric pole, which comprises an electric pole, a detachable fixing assembly arranged on the outer side of the electric pole, a heating assembly arranged on one side of the fixing assembly, the heating assembly comprises a fixing transverse plate, a fixing vertical plate arranged on the top of the fixing transverse plate, and a semicircular heat insulation plate arranged on the right side of the fixing vertical plate. A semicircular electric heating plate is arranged on the concave face of the semicircular heat insulation plate, and a repairing assembly is further arranged on the top of the fixing transverse plate. According to the disassembly-free maintenance tool for the fiber electric pole, the fixing assembly can be fixed to the outer side of the electric pole and used for supporting the heating assembly, the electric pole does not need to be disassembled, and the heating assembly is matched with the repairing assembly to inject a repairing material into a damaged part of the electric pole to fill micropores and cracks; the repairing material reacts with the internal structure of the fiber electric pole at high temperature to form a firm whole, and the strength and stability of the fiber electric pole are recovered.

The present invention relates to a quaternary ammonium xylan coating mercury ion detection paper-based chip and its preparation method and application. The preparation method comprises: quaternary ammonium xylan is modified to obtain quaternary ammonium xylan, and gold nanoparticles are prepared using the quaternary ammonium xylan as a reducing agent, and then Raman beacon molecules are added to the system to obtain a quaternary ammonium xylan / gold nanoparticle / Raman beacon molecule composite coating material; the composite coating material is applied to the surface of paper, and then immersed in a silver ion solution to utilize the reducing property of the quaternary ammonium xylan to in-situ reduce the silver ions to silver nanoparticles deposited on the coating surface, thereby obtaining a quaternary ammonium xylan coating mercury ion detection paper-based chip. The present invention utilizes the chloride ions loaded by the quaternary ammonium group on the quaternary ammonium xylan to react specifically with mercury ions, and proportionally interfere with the Raman signal, thereby achieving the effect of high sensitivity and quantitative detection of mercury ions, and also has the advantages of mild preparation conditions and environmentally friendly preparation raw materials.

The invention relates to a green asphalt pavement patching material and a preparation method thereof, and the specific formula of the green asphalt pavement patching material comprises the following components by mass: 90-110 parts of a modified milling material; 5-6 parts of emulsified asphalt; 0.6 to 1.2 parts of modified cardanol-based epoxy resin; 10 to 12 parts of cement; 2-3 parts of mineral powder; 3.8 to 4.6 parts of water; and 0.15 to 0.18 part of a modified silane coupling agent. According to the invention, the bonding capacity of the milling material and asphalt is improved, the mechanical strength and water stability of the asphalt mixture are obviously improved, the interface damage caused by load and flowing water scouring is effectively prevented, and the bio-based material is selected, so that the method has the advantages of greenness, environmental protection, economy and recyclability, and has a prospect of large-scale engineering application.

The present invention discloses a seamless welding platform and welding method for thermal-break aluminum doors and windows, and relates to the technical field of intelligent manufacturing equipment industry. The seamless welding platform and welding method for thermal-break aluminum doors and windows include a workbench, a welding device is fixedly connected to the top of the workbench, a placing table is fixedly connected to the top of the workbench located on the right side of the welding device, and an x-axis moving device is fixedly connected to the top of the workbench located on the top of the placing table. The seamless welding platform and welding method for thermal-break aluminum doors and windows, through the descent of the placing table, the doors and windows are skewed, and then the welding slag on the doors and windows can fall off, and the skewness of the doors and windows is utilized to guide the falling of the welding slag, thereby avoiding the falling of the welding slag, and the raised plate will intermittently rotate in the opposite direction, and during the rotation process, it will drive the receiving table to vibrate, and the receiving table drives the doors and windows to vibrate, so that the welding slag on the doors and windows moves, reducing the accumulation of welding slag and improving the cleaning efficiency of welding slag.