Abstract: A microbial strain of Lachnospiraceae is a species of a genus of the family Lachnospiraceae (Lachnospiraceae sp.). The nucleotide sequence of 16S rRNA of the microbial strain of Lachnospiraceae is as shown in SEQ ID No. 1. The intestinal anaerobic microbial strain Lachnospiraceae sp. can inhibit the growth rate of tumors and can be used for preventing and/or treating tumors. The tumors include at least one of liver cancer, colon cancer, rectal cancer, colorectal cancer, lung cancer, breast cancer, cervical cancer, ovarian cancer, pancreatic cancer, cholangiocarcinoma, kidney cancer, and fibrosarcoma.

Abstract: An optical communication module, a device and a system are provided. The optical communication module includes: an electrical communication unit, an exchanging communication mainboard, a first optical transceiving unit and a second optical transceiving unit. The first optical transceiving unit and the second optical transceiving unit respectively receive an optical signal from and/or send an optical signal to a first device and a second device and complete conversion from or to the optical signal, and by the first optical transceiving unit and the second optical transceiving unit, devices connected with the electrical communication unit, the first device and the second device form a network that has a function of a self-healing ring network.

Abstract: A fault monitoring method and apparatus for a sintering device are provided. The method comprises: acquiring state monitoring information and state threshold information; processing the state monitoring information by using a predetermined state prediction rule, to obtain predicted state information; and processing the predicted state information and the state threshold information by using a predetermined fault evaluation rule, to obtain fault state information, wherein the fault state information is used for instructing to perform intelligent operation and maintenance of a sintering device. It can be seen that, state monitoring information can be processed by using a state prediction rule, such that predicted state information is obtained; and the predicted state information and state threshold information are then comprehensively processed by means of a fault evaluation rule, such that fault state information is used for instructing to perform intelligent operation and maintenance of a sintering device.

Abstract: A semiconductor structure is disclosed. The semiconductor structure includes a staircase structure disposed over a substrate. The staircase structure includes a plurality of layer stacks, where each layer stack is made of a first material layer over a portion of a second material layer. The staircase structure further includes a plurality of landing pads, where each landing pad is disposed over another portion of the second material layer of a respective layer stack.

Abstract: Forming an amorphous carbon layer due to lattice distortion of carbon atoms on a surface layer of a single-crystal diamond under a mechanical shear function of a hard abrasive, and generating a chemical reaction between the amorphous carbon layer on the surface layer and the reactive abrasive to achieve quickly removing carbon atoms on the surface layer of the single-crystal diamond due to a local high temperature between abrasive grains and the single-crystal diamond caused by friction at a high speed.

Abstract: A method for installing a maximum power point tracking (MPPT) controller is provided. The method includes acquiring an occlusion area proportion of a photovoltaic string in a photovoltaic system, optimizing the occlusion area proportion to generate a target occlusion area proportion, determining a target position from the photovoltaic string according to the target occlusion area proportion, and installing the MPPT controller at the target position.

Abstract: The photovoltaic cell sheet includes: a cell sheet body having a first end and a second end opposite to each other in a width direction of the cell sheet body, wherein the first end of the cell sheet body is provided with a plurality of sawtooth spacing along a length direction of the cell sheet body; a first main gate arranged at one side of front and back sides of the plurality of sawtooth and serving as a first electrode; and a second main gate arranged at another side of the front and back sides of the cell sheet body and serving as a second electrode, wherein the second main gate is adjacent to the second end of the cell sheet body.

Abstract: Disclosed is a flue gas low-temperature adsorption denitration system and process. The system includes a booster fan, a cold energy recoverer, a flue gas cooling system, a flue gas switching valve, and two denitration adsorption towers. An inlet of the booster fan is in communication with an inlet flue gas pipeline. The booster fan, the cold energy recoverer, the flue gas cooling system, the flue gas switching valve, and the denitration adsorption towers are sequentially communicated. An outlet of the flue gas switching valve is in communication with each of the two second denitration adsorption towers. Flue gas outlets of the two denitration adsorption towers are in communication with a flue gas manifold. The flue gas manifold is communicated with the cold quantity recoverer. Two denitration adsorption towers take turns to carry out denitration and regeneration processes, so that continuous denitration operations of the system can be achieved.

Abstract: A method for installing a maximum power point tracking (MPPT) controller is provided. The method includes acquiring an occlusion area proportion of a photovoltaic string in a photovoltaic system, optimizing the occlusion area proportion to generate a target occlusion area proportion, determining a target position from the photovoltaic string according to the target occlusion area proportion, and installing the MPPT controller at the target position.

Abstract: The present invention discloses a flue gas low-temperature adsorption denitrification method, including: pressurizing a flue gas that has been subjected to dust removal and desulfurization, precooling the pressurized flue gas, cooling the precooled flue gas to a temperature lower than room temperature by a flue gas cooling system, flowing the flue gas at the temperature lower than room temperature into a low-temperature denitrification system, performing physical adsorption denitrification in the low-temperature denitrification system, precooling the flue gas that has been subjected to dust removal and desulfurization with the denitrificated flue gas, and flowing the heat-absorbed clean flue gas into a chimney to be discharged.

Abstract: The disclosure provides a method for preparing an electrode film layer on a surface of a solar cell substrate. The method includes: a) obtaining a metal electrode material melt by heating and melting a metal electrode material under a vacuum condition; b) bombarding the metal electrode material melt with an ion source at low energy, so that it is sputtered and deposited on the surface of the solar cell substrate to form the electrode film layer; in which the energy of low energy bombarding is 30 eV to 80 eV.

Abstract: A heat pipe operating noiselessly by preventing, or reducing the effects of, the mixing of working fluid at different temperatures includes a hollow tube, a capillary structure, a working fluid, and a bushing. The porous capillary structure able to carry the fluid is disposed on an inner wall of the tube. The bushing is hollow, and the bushing is disposed on a surface of the capillary structure away from the tube. The heat pipe is divided into evaporation, adiabatic, and condensation sections, the capillary structure being at all sections. The working fluid is disposed in the capillary structure of the evaporation section, the bushing is disposed on a side of the capillary structure of the adiabatic section. The present disclosure further provides a device including the heat pipe.

Abstract: Method and system are provided for audio quality feedback during live transmission from a source that is received at multiple audience devices. The method carried out at a server includes: obtaining audio information of an audio signal as received by at least some of the audience devices in a transmission session; classifying one or more subsets of the audience devices by one or more common factors per subset; and analyzing the obtained audio information from the audience devices in conjunction with the classifications of the subsets of the audience devices to determine one or more common factors that affect received audio quality at an identified subset of the audience devices classified by the one or more common factors. The method provides feedback of the one or more common factors to at least one of the audience devices in the identified subset or to the source device, or to both.

Abstract: A heat pipe operating noiselessly by preventing, or reducing the effects of, the mixing of working fluid at different temperatures includes a hollow tube, a capillary structure, a working fluid, and a bushing. The porous capillary structure able to carry the fluid is disposed on an inner wall of the tube. The bushing is hollow, and the bushing is disposed on a surface of the capillary structure away from the tube. The heat pipe is divided into evaporation, adiabatic, and condensation sections, the capillary structure being at all sections. The working fluid is disposed in the capillary structure of the evaporation section, the bushing is disposed on a side of the capillary structure of the adiabatic section.

Abstract: The present invention relates to the field of air filtration, in particular to a polytetrafluoroethylene composite filter material and a preparation method and uses thereof. The polytetrafluoroethylene composite filter material comprises a support layer and a polytetrafluoroethylene microporous membrane layer, and the support layer and the polytetrafluoroethylene microporous membrane layer are compounded by an adhesive, wherein the adhesive comprises a two-component polyurethane adhesive, a pore forming agent and an inorganic filler.

Abstract: Provided is a method for desulphurizating and denitrating a flue gas in an integrated manner based on low-temperature adsorption. The method includes: decreasing a temperature of the flue gas below a room temperature by using a flue gas cooling system; removing moisture in the flue gas by using a dehumidification system; sending the flue gas to a SO2 and NOx adsorbing column system; and simultaneously adsorbing SO2 and NOx of the flue gas with a material of activated coke, activated carbon, a molecular sieve or diatom mud in the SO2 and NOx adsorbing column system to implement an integration of desulphurization and denitration of the flue gas based on the low-temperature adsorption. With the present method, SO2 and NOx of the flue gas can be adsorbed simultaneously in an environment having a temperature below the room temperature.

Abstract: The present invention relates to the field of air filtration, in particular to a polytetrafluoroethylene composite filter material. The polytetrafluoroethylene composite filter material comprises a supporting layer and a polytetrafluoroethylene film layer, wherein the supporting layer is a silver-plated carbon nanomaterial-modified meltblown nonwoven fabric. The polytetrafluoroethylene composite filter material is prepared by fiberizing a resin material modified by silver-plated carbon nanomaterial on the surface of a polytetrafluoroethylene film by a melt-blowing method. The polytetrafluoroethylene composite filter material of the present invention combines filtering and sterilizing functions, has higher filtering efficiency and filtering precision, has the functions of sterilizing and killing viruses, has a good isolation effect, and greatly prolongs the service life of the filter material.

Abstract: A method for desulfurizing and decarbonizing a flue gas includes: feeding a boiler flue gas after denitrating and dedusting to a water cooler; cooling the boiler flue gas in the water cooler to a temperature near room temperature, and discharging condensed water; feeding a wet flue gas to a washing tower; washing and cooling the wet flue gas with a washing liquid to separate H2O, SO2 and CO2 in a solid form from the flue gas; feeding a solid-liquid mixed slurry from a bottom of the washing tower to a solid-liquid separator to separate solid H2O, SO2 and CO2 from the washing liquid; feeding the solid H2O, SO2 and CO2 to a rectification separation column; separating CO2 from SO2 and H2O by a reboiler at a bottom of the rectification separation column; and discharging CO2, SO2 and H2O.

Abstract: Embodiments of the present disclosure relate to a method for building an application. According to the method, a request is received from a building environment to acquire at least one component for executing at least one function of at least one feature of the application. The at least one feature is to be deployed to at least one target node in a distributed service platform comprising a plurality of nodes. The at least one target node and the at least one component are determined based on the request. The at least one component is acquired from the at least one target node. The at least one component is sent to the building environment for building the at least one feature.