14results about How to "Improve conversion ability" patented technology

Frog farming method and frog cage are provided. The method comprises: I, putting young frogs in the frog cage in spring; II, putting lure attracting mosquitoes into the frog cage into the frog cage in summer and autumn, thereafter the frogs feed on the mosquitoes; III, avoiding snakes entering the frog cage in the place where the snakes inhabit; IV, covering the frog cage with plastic film in winter, mounting an electric lamp in the frog cage, increasing the temperature of air in the frog cage to keep the frogs not hibernating and promote the frogs to grow; V, adding artificial lure if necessary. The frog cage includes a fixed frog cage and a vehicle-mounted frog cage, both including inner tiers, wherein a water basin, a terrace and a stairway communicating the upper and lower tiers are arranged on each tier, and the frog cage is covered with a mesh enclosure. The frog framing method and frog cage have the advantages that the frogs are farmed in multi-tier cages, lures are used outdoors to attract insects, pests are eliminated for crops, natural ecology is balanced, and food sources are also provided for human; cage framing of frogs is very low in cost; frogs farmed have high reproductive rate, high disease resistance and high feed conversion capacity.

The present application relates to sewage treatment technical field, specifically to a kind of acrylonitrile sewage treatment device, comprising: microbial purification tank, exhaust mechanism, the exhaust mechanism has two and symmetrically set in the two sides of the inner wall of microbial purification tank width direction, the exhaust mechanism includes the cavity plate fixedly connected in the inner wall of microbial purification tank. By cavity plate, partition block and air separation assembly in exhaust mechanism, air can be injected and extracted into microbial purification tank, so as to provide corresponding purification environment for aerobic microorganism or anaerobic microorganism to purify sewage, and then realize that when injecting air, air exposure area and immersion area can inject air into microbial purification tank simultaneously to provide sufficient oxygen for aerobic microorganism to purify sewage, help its efficient decomposition of pollutants in sewage, while when extracting air, air separation assembly disconnects the communication of air exposure area and immersion area, so that suction airflow is only discharged from air exposure area, avoid sewage from flowing out with cavity plate, while avoiding suction airflow from immersion area to interfere with anaerobic environment in tank.

The invention relates to a method for synergistically enhancing bank slope vegetation water quality purification through arbuscular mycorrhiza and nitrifying bacteria, and belongs to the technical field of water environment ecological management and ecological engineering. The method comprises the following three core steps: preparation of an arbuscular mycorrhiza-nitrifying bacteria immobilized complex microbial inoculant, construction of a bank slope vegetation rhizosphere microhabitat, and cooperative regulation and control of system stabilization and purification functions. According to the method, the rhizosphere microhabitat of the bank slope vegetation is actively intervened by artificially inoculating the fungicide formed by the arbuscular mycorrhiza and the nitrifying bacterium community, and the symbiotic system formed by the arbuscular mycorrhiza-nitrifying bacterium composite community and the plants is utilized, so that the method is environment-friendly, high in cost benefit, simple and stable in operation condition, easy to engineer and suitable for large-scale popularization and application. And an innovative solution is provided for realizing synergistic interaction of bank slope ecological restoration and water quality purification.

The invention relates to a genotype-dependence-free dendrobium nobile genetic transformation method and application, and belongs to the technical field of genetic engineering. Comprising the following steps: taking embryonic calluses, protocorms or protocorm-like bodies of dendrobium nobile as explants; introducing the binary vector carrying the target gene into agrobacterium to prepare an infection solution, and infecting the explant; after co-culture, transferring to a culture medium containing a screening agent to obtain a resistant explant; and carrying out differentiation and rooting culture to obtain a transgenic plant. By systematically optimizing a plant growth regulator combination, an agrobacterium strain type, an infection mode and an auxiliary screening mode, an efficient and stable genetic transformation system which does not depend on a specific genotype and takes multiple types of explants as receptors is established for the first time, and the problems that a traditional method is high in genotype dependency and limited in tissue type are solved; the method shows good applicability and repeatability in a plurality of dendrobium hybrids, and provides a general technical platform for gene function research and molecular breeding.

This invention discloses a high-temperature denitrification catalyst for use in waste incinerators and its preparation process, relating to the field of catalyst technology. The catalyst uses anatase titanium dioxide as a support, vanadium pentoxide and tungsten oxide as active ingredients, and nickel powder is added to form a mixture that impregnates the support before calcination. This invention adds a large amount of nickel powder to the original catalyst for mixing, so that the high-temperature conditions provided by the catalyst in the waste incinerator drive the reaction of nickel and oxides with water vapor, reducing the presence of water in the catalyst environment, thereby improving the reaction of SO2 and NH3, increasing the conversion rate of NO, and improving the catalyst's conversion performance.

The application relates to an advertisement material combination optimization method, which comprises the following steps: obtaining display constraint information corresponding to multiple advertisement positions based on advertisement task information; performing feature analysis processing on each advertisement material unit to generate corresponding material feature parameters; performing cross-advertisement position combination generation processing on the advertisement material unit to generate multiple advertisement material combinations; determining combination level evaluation parameters of each advertisement material combination respectively; comparing and sorting the multiple advertisement material combinations to screen out an advertisement material combination with the optimal evaluation result as a target material combination; and performing configuration output on the multiple advertisement positions and executing advertisement delivery. The advertisement delivery process is changed from the traditional single-point material optimization to the combination optimization process of multiple advertisement position linkage, which can not only ensure that the content expression between different advertisement positions is consistent and coherent, but also can make the material keep good adaptation effect under different display environments, and significantly improve the overall quality and conversion effect of advertisement delivery.

The present application relates to the technical field of commodity information management, and in particular to a kind of commodity introduction copy content intelligent generation method and system.The method comprises: obtaining the attribute information of target commodity and its competitive product commodity in each dimension;According to the difference of attribute information of competitive product commodity in the same dimension, the sales situation of competitive product commodity and the overall difference of attribute information of target commodity and competitive product commodity, the basic important factor of each dimension attribute is obtained;According to the difference of attribute information of target commodity and competitive product commodity in the same dimension, the same grade commodity of target commodity in each dimension is screened;According to the number of competitive product commodity belonging to the same grade commodity in each dimension, the proportion of the number of same grade commodity in each dimension and the basic important factor, the emphasis description factor of each dimension is determined, and then the introduction copy of target commodity is generated.The present application improves the personalization, user attraction and conversion effect of the generated commodity introduction copy.

The application discloses a task planning method and device, electronic equipment, medium and product. The method comprises the following steps: obtaining an interactive sentence input by a target user; performing intent recognition on the interactive sentence to obtain an intent candidate list; generating a structured intent object according to the intent candidate list and multi-round dialogue data of the target user; loading a corresponding business domain task graph according to the structured intent object; and performing task planning according to the business domain task graph to obtain a task execution sequence. The method can combine real-time interactive intent of a user with multi-round dialogue history to form a structured intent expression, and complete adaptive task planning based on a matched business domain task graph, thereby automatically generating a task execution sequence that meets current requirements without relying on a static preset process, and effectively improving dynamic adaptation capability and execution rationality of task planning.

The invention relates to the field of oil refining catalysts, in particular to a high-activity catalytic cracking catalyst, a preparation method thereof and a method for reducing coke yield in catalytic cracking reaction. The catalytic cracking catalyst is prepared from the following components in percentage by weight: 5 to 40 percent of molecular sieve, 5 to 40 percent of clay, 5 to 35 percent of silicon species in terms of SiO2, 30 to 75 percent of aluminum species in terms of Al2O3, 0.5 to 5 percent of stable elements in terms of oxide and 0.5 to 10 percent of active regulating elements in terms of oxide, and is measured by a low-temperature nitrogen adsorption method, the total pore volume of the catalyst is not less than 0.5 mL / g, and the pore volume of pores with the pore diameter of 10-100 nm accounts for 80% or more of the total pore volume; and the micro-reactivity after being treated for 17 hours at 800 DEG C under 100% water vapor is not lower than 50%. The catalyst is high in heavy oil conversion rate, high in light oil selectivity and low in coke yield.

This invention discloses a sulfur-containing cathode material and its preparation method, belonging to the field of lithium-sulfur battery technology. The method uses a quaternary ammonium polymer containing nitrate as a cathode binder, dispersed with a conductive agent and a sulfur-containing cathode material in deionized water to obtain a cathode slurry. The slurry is then coated onto aluminum foil and vacuum dried to obtain a cathode sheet. The quaternary ammonium cation backbone in the binder can adsorb polysulfides, improving lithium-ion migration capacity, while simultaneously preventing the rapid and uncontrollable consumption of nitrate, thereby extending the lifespan of the lithium-sulfur battery.

The invention relates to a preparation method of a catalytic cracking catalyst. The method comprises the following steps: carrying out contact treatment on a NaY molecular sieve and a rare earth salt solution or a mixed solution of the rare earth salt solution and an ammonium salt solution, filtering and washing to obtain preparation raw materials including the rare earth-containing NaY molecular sieve, an inorganic oxide binder and natural minerals, mixing, pulping and molding; carrying out deacidification treatment on the formed catalyst, so that the content of Cl <-> on the basis of the catalyst is reduced to be less than or equal to 1.5 wt%; and performing hydrothermal roasting treatment on the deacidified molded catalyst in an atmosphere environment in which pressure is applied externally and an aqueous solution containing an acidic substance or an alkaline substance is added externally, and removing alkali metal through ammonium exchange. According to the method, under the condition that the chlorine content in the catalyst is reduced, the damage of a large amount of released hydrochloric acid gas to a rare earth NaY molecular sieve crystal structure in the catalyst is relieved, so that the cracking performance of the catalyst is improved.

This invention belongs to the field of data processing technology, specifically relating to a consumer data report generation system based on machine learning. This system aims to solve technical challenges such as insufficient depth in feature mining of large-scale heterogeneous consumer data and homogenization of report generation. The system includes: a multi-source heterogeneous data adaptive ingestion module, a nonlinear feature automated calculation engine, a heterogeneous behavioral semantic association graph construction unit, an incremental machine learning inference center, and a multi-dimensional logical adaptive report generation platform. Through standardized mapping, nonlinear feature extraction, and semantic graph modeling, combined with incremental model inference, the system can automatically match narrative logic according to needs and generate structured, visual reports. This invention achieves deep perception and dynamic real-time processing of massive amounts of consumer data, improving report production efficiency and business insight, and providing an efficient and adaptive solution for consumer decision-making.

The application relates to the technical field of solar cells, and provides a back contact cell, a cell assembly and a photovoltaic system. In the back contact cell, a first medium layer comprises a first part located on a first region, a second part located on a second region and a third part located on an isolation region; a p-type doped layer is arranged on the first part; an n-type doped layer is arranged on the second part; an isolation layer is arranged on the third part; the distribution density of first holes is greater than that of third holes; the distribution density of second holes is greater than that of the third holes; and the size of the third holes is smaller than that of the first holes and / or the size of the third holes is smaller than that of the second holes. In this way, by specifically differentiating the hole density and the hole size on different parts of the corresponding part region of the first medium layer, the combination of relatively optimal performance can be achieved as a whole, and the performance and conversion effect of the back contact cell are improved.

This invention belongs to the field of food fermentation and functional beverage technology, specifically relating to a strain of *Lactobacillus fermentans* and its application in the preparation of fermented goji berry juice that enhances immunity. The *Lactobacillus fermentans* strain LFY21 was deposited on November 17, 2025, at the China Center for Type Culture Collection (CCTCC), with accession number CCTCC NO: M 20252569; the deposit address is Wuhan University. This strain grows vigorously in goji berry juice, but exhibits weak acid production during fermentation, resulting in a high sugar-acid ratio, good flavor and palatability, and high free radical scavenging activity and total phenol content. Furthermore, animal experiments have demonstrated that fermented goji berry juice prepared with this strain can effectively enhance immune function, showing potential as an immune enhancer.