107results about How to "Achieve overlap" patented technology

The present invention relates to a motor vehicle body having a front wall structure (12, 44), at least one lateral longitudinal girder (40) and reinforcement members (16, 38). The girder is situated in front of the front wall structure (12,44) in the travel direction x of the vehicle. The reinforcement element is provided, which is connected to the front wall structure (12, 44) and to the longitudinal girder (40). The longitudinal girder (40) and the reinforcement element members (16, 38) at least partially overlap when viewed in the vehicle transverse direction y, in a connection section lying in front of the front wall structure (12,44) in the travel direction x.

The invention discloses a rotary electric field and magnetic field synchronously assisted laser welding device and method and belongs to the field of laser welding. The welding device comprises an electricity and magnet regulating device and a positioning and clamping tooling. Supporting columns and rotary air cylinders in the positioning and clamping tooling are mounted on a bottom plate. An electric field generation bottom plate is mounted on the supporting columns. Press blocks are mounted on the rotary air cylinders correspondingly. Neodymium iron boron permanent magnets in the electricityand magnet regulating device are fastened to a magnetic field regulating disc. Insulation sleeves, a welding laser head and the magnetic field regulating disc are mounted on a direct drive motor. Thedirect drive motor is mounted on a main shaft. The two poles of an electric field power source are connected to the electric field generation bottom plate and the welding laser head correspondingly.By means of the device and method provided by the invention, easy, convenient and fast regulation of a rotary magnetic field and a steady electric field can be achieved, continuous regulation of the intensity can be achieved, synchronous movement of the electric field and the magnetic field along with welding laser beams is guaranteed, and therefore, the forming quality of laser welding joints isimproved by setting the reasonable laser technological parameters including the power, the focal length, the defocusing amount, the helium protective gas flow rate and the like.

The invention discloses an automatic separation method for front and rear surface reflected light spots in a surface shape detection system. The method comprises the following steps of: A1, acquiring a current front and rear surface reflected light spot image F1 by a charge coupled device (CCD); A2, filtering noise by adopting a method combining background subtraction and multiplication filtration, and performing iterative threshold segmentation to obtain a binary image F2; A3, detecting all light spots in the image F2, and extracting the centroid of all the light spots; A4, tracking with a Kalman filter; A5, searching a nearest light spot centroid around the last predicted centroid, outputting the nearest light spot centroid, transmitting all found front surface reflected light spot centroid data to the Kalman filter, and predicting the position of the light spot centroid of the next frame by using the last predicted data and the actual extracted data through the Kalman filter; and A6, if the position is the data of the last frame, ending. The Kalman filter-based tracking algorithm accurately distinguishes the front surface reflected light spots, and the experimental result statistics of multiple times shows that the tracking accuracy is more than 95 percent.

The invention discloses a liquid crystal display device. The device includes a liquid crystal display panel and a backlight module, a flexible substrate of the liquid crystal display panel includes aplanar region and a step region located on at least one side of the planar region, a light guide plate in the backlight module comprises a light emitting area and a bending area located on at least one side of the light emitting area, the light emitting area is disposed right against the planar area of the flexible substrate for performing a display function, the bending area and the step area arebent and attached to the surface of one side, away from a liquid crystal layer, of the backlight module, the problems that a frame area for accommodating the step region and a light source is required to be disposed on a liquid crystal display device, so that the frame width of the liquid crystal display device is large and the screen-to-body ratio is small are solved, and it is achieved that thestep area and the light source partially overlap with the display area of the liquid crystal display panel in a direction perpendicular to the backlight module, thereby reducing the frame width of the liquid crystal display device and increasing the screen-to-body ratio.

A structure for lowering linear polarization laser pulse repetition frequency and improving pulse energy comprises a linear polarization pulse laser source, a high-speed light polarization conversion device and a laser pulse delay light path, wherein the linear polarization pulse laser source is used for emitting pulse lasers of linear polarization; the high-speed light polarization conversion device is located on a light path output by the linear polarization pulse laser source and used for selecting polarization rotating laser pulse sequences in different periods; the laser pulse delay light path is located on a light path output by the high-speed light polarization conversion device and mainly used for adjusting the optical distance of selected pulses, and the arrival time of the basic pulse is matched by adjusting the optical distance of the delay light path, so that energy superposition of the two laser pulses is achieved. According to the structure, on the premise that the total laser power is not changed, introduction of an additional laser device is not needed, pulse energy can be doubled just by lowering the pulse repetition frequency and conducting pulse superposition, and therefore the utilization efficiency of laser power is improved.

The invention discloses an intrinsic self-repairing recoverable polyurethane polymer. The intrinsic self-repairing recoverable polyurethane polymer comprises, by weight, 0.6-1.8 parts of an arylpinacol structure-containing diol monomer, 2.5-22.5 parts of a polyester or polyether diol monomer, 0.5-2.0 parts of a polyisocyanate monomer, 0.6-2.0 parts of a diisocyanate monomer and 0.1-0.6 parts of a polyol or polymercaptan monomer cross-linking agent. The invention also provides a preparation method of the polyurethane polymer and an application of the polyurethane polymer. The polyurethane polymer can realize self-repairing and recycling, and the self-repairing and recovering mechanism is characterized in that reversible C-C advanced cleavage of the arylpinacol center in the molecular chain of the polymer and diffusion, penetration and entanglement of the interface molecule chain make a thermal-reversible reaction occur in the molecule level in order to macromolecular chains of the damaged surface or among broken particles of the polymer and realize self-repairing and solid recovery, so prolongation of the service life of the polymer material, energy saving and resource waste reduction are facilitated, and the development trend of the global low carbon economy is met.

The invention belongs to the technical field of wind tunnel test apparatus, and specifically relates to a wind tunnel double light path schlieren flow field display apparatus. The wind tunnel double light path schlieren flow field display apparatus includes a fiber coupling LED color light source, a condenser set, a spectroscope, a planar mirror, an optical window, a wind tunnel test model, a spherical reflector, a wind tunnel test section, a cutter edge, an imaging object lens and a camera, wherein the wind tunnel test section is a vacuum sealed compartment; and the test model and the spherical reflector are successively arranged in the wind tunnel test section. The wind tunnel double light path schlieren flow field display apparatus has the advantages of being simple in structure, beinglow in cost, being preferable in the flow field display effect, and being convenient for operation. The wind tunnel double light path schlieren flow field display apparatus solves the flow field display problem which cannot be solved by a conventional schlieren and glow discharge apparatus for nearly continuous flow to rarefied transitional flow (the corresponding flow field static pressure is 100Pa-20Pa and the corresponding test Mach number is about M8-M12). The wind tunnel double light path schlieren flow field display apparatus also solves the problem which is not preferably solved for more than 40 years, that is, the double light path schlieren flow field display apparatus is easy to generate flow field image ghosting.

The invention provides an alignment device. The alignment device comprises an illumination module, an interference module and a detection module, wherein the interference module at least comprises a group of Koster prisms; light beams emitted by a light source with a plurality of wavelengths output illumination beams by virtue of the illumination module; the illumination beams are projected to an alignment mark by virtue of the interference module; the interference module is also used for fusing symmetrical positive and negative diffraction light obtained by diffracting the alignment mark by virtue of the Koster prisms to form detection light; and the detection light is converted to interference signals by the detection module and is collected, so that the position information of the alignment mark can be obtained by information of the interference signals obtained by collecting. According to the alignment device, the Koster prisms are used in the interference module. Compared with ridge prisms of polyhedral space structures, so that the processing, manufacturing, mounting and debugging difficulty can be effectively reduced.

The invention relates to a straddle type monorail image modeling rail inspection vehicle and an inspection method. The image modeling rail inspection vehicle comprises a trolley, digital cameras, an RTK device and scanners. The trolley is movably spanned on a track beam, and a moving station of the RTK device is fixed at a top of the trolley. Two outer sides of the trolley, corresponding to the track beam, are provided with a first support respectively, and a second support is horizontally arranged correspondingly to an upper portion of the track beam. The several digital cameras are arrangedon the first support along a vertical direction, and the several digital cameras are arranged on the second support along a horizontal direction. The scanners are arranged on the two first supports. The vehicle and the method have advantages that appearance three-dimensional image modeling of a straddle type monorail can be completed quickly and effectively, and a problem that a traditional scanning method is complex in operation is solved; a workload of an operator is greatly reduced on the condition of ensuring efficiency; and accurate detection of a monorail appearance size is completed incombination with a three-dimensional image model.

The invention provides a fine-grained low-overhead fault-tolerant system for a GPGPU. The fine-grained low-overhead fault-tolerant system comprises a task division module, a check point backup module,a redundancy execution and error detection module and an error repair module. The fault-tolerant processing of the instantaneous fault of the GPU computing component can be realized, and the problemsof large fault-tolerant granularity, high error repair cost, poor fault-tolerant system performance and the like in the traditional software fault-tolerant method of the GPU can be solved. The beneficial effects of the invention are as follows: thread tasks can be divided; the calculation scale of the kernel is reduced, only the relative active variables need to be backed up during check point backup, the space-time expenditure caused by storage is reduced, only part of objects related to errors need to be recalculated during error repair, the fault-tolerant cost caused by recalculation is reduced, and the asynchronous mechanism of the CPU-GPU heterogeneous system is fully utilized to hide the time delay caused by data transmission and improve the performance of the system.

The invention discloses a reconfigurable system supporting data prefetching and reuse, which comprises a reconfigurable array, a data prefetching and reusing module and a data stream control module. The data prefetching and reusing module can record a data stream access behavior. By adopting a dynamic self-inspired prefetching method and simultaneously combining a conventional data reusing method, the following two memory access management manners can be realized: the last two memory access addresses are compared, a prefetching address is dynamically calculated and the data prefetching operation is implemented in a gap of data transmission; and existing data and prefetched data are cached, the latest memory access data is judged whether to reuse a data space, and the cached data is directly fed back. The reconfigurable system can achieve high memory access efficiency and also can avoid complex hardware implementation and complex requirements for a compiler.

The invention relates to an air filtering material and aims to provide a durable anti-haze gauze net and a production device and production method thereof. The gauze net comprises a base gauze net anda filter layer, wherein a resin coating is located between the base gauze net and the filter layer; the filter layer is formed by alternate stacking of nanofiber layers and microfiber layers, the lowermost layer of the filter layer is one nanofiber layer, and the uppermost layer of the filter layer is one microfiber layer; the diameters of fibers in the nanofiber layers are in a range of 100 to 400 nanometers, and the diameters of fibers in the microfiber layers are in a range of 1 to 10 micrometers; and tight bonding are achieved between the base gauze net and the resin coating, between theresin coating and the filter layer and between the nanofiber layers and the microfiber layers in the filter layer. The invention has the following beneficial effects: production efficiency is high; addition of composite equipment is not needed; process flow is reduced; the produced anti-haze gauze net has high light transmission and high gas permeability; a bonding area can be increased; mechanical strength and protection are provided; non-destructive bonding and high fastness are ensured; the durability of the produced gauze net is greatly improved; and nodes among fibers in the filter layerstably exist.

The invention relates to a method for lapping a section steel reinforced concrete beam with section steel columns. The section steel reinforced concrete beam is provided with a plurality of longitudinal steel bars arranged along the longitudinal direction of the section steel reinforced concrete beam. The method comprises the following steps of: (1) fixing the longitudinal steel bars in parallel on steel bar supporting plates one section after another and fixing a layer of longitudinal steel bars on the two faces of each steel bar supporting plate respectively, wherein the longitudinal steel bars on each steel bar supporting plate correspond one by one; and (2) fixing the steel bar supporting plates on which the longitudinal steel bars are fixed on the section steel columns, wherein the plurality of steel bar supporting plates are vertical to the axes of the section steel columns, the steel bar supporting plates fixed on different section steel columns correspond one by one, and the longitudinal steel bars on corresponding steel bar supporting plates fixed on different section steel columns are opposite one by one. By adopting the lapping method, stable lapping can be realized, the section steel columns are prevented from being damaged, and the construction quality is ensured. Moreover, the invention also provides a device for lapping the section steel reinforced concrete beam with the section steel columns.

The invention relates to the technical field of subway station and bridge construction, and discloses a subway station and bridge co-construction structure and a construction method. The subway station and bridge co-construction structure comprises a station main body structure and a bridge structure. A co-construction column is vertically arranged inside the station main body structure. The upperend of the co-construction column extends out of a top plate of the station main body structure and supports a co-construction bearing table. The upper end of the co-construction bearing table supports a bridge pier on one side of the bridge structure. According to the structure, the co-construction column is arranged inside the station main body structure to serve as a bridge pile foundation anda station column, the co-construction bearing table is arranged at the upper end of the co-construction column to serve as a bridge bearing table and the top plate of the station main body structure,at the same time, the bridge pier on one side of the bridge structure is supported on the co-construction bearing table, so that overlapping of urban rail transit engineering and municipal road fastreconstruction engineering is realized, invasion of and damage to a surrounding parcel along a line is avoided, urban road space resources are saved, and the subway station and the bridge can be constructed separately without affecting respective construction time sequence and construction period.

The invention relates to a base with a metal circuit. The base comprises an electronic element, a metal circuit welded with the electronic element and formed by one-step stamping, and a plastic body integrally injection-molded with the metal circuit, wherein the metal circuit at least comprises three branches, each branch comprises pins, weld legs and a main body part, one ends of the pins are arranged in parallel and at intervals, the other ends of the weld legs are arranged corresponding to pins of the electronic element one by one, the main body part is connected with the pins and the weld legs, the arrangement sequence of the first pins, the second pins and the third pins is different from that of the first welding pins, the second welding pins and the third welding pins. the weld legs of one branch is bent towards the other weld legs of the other branches and partially overlaps with the projection of the other weld legs in at least one of the vertical direction and the horizontal direction. According to the base , one weld leg of the metal circuit is bent to realize space crossing and realize space overlapping with the other welding pin, so that the arrangement density of the metal circuit is increased.

The invention discloses a method for converting an arithmetic logic node topological graph into a task node topological graph. The method comprises the steps of deploying components through operationtask nodes; based on task configuration data in task description input by a user on the basis of given computing resources, fragmenting the task of any arithmetic logic node in the arithmetic logic node topological graph to a specified computing resource so as to generate one or more arithmetic task nodes corresponding to each arithmetic logic node, and endowing each arithmetic task node with a position mark corresponding to the specified computing resource; and inserting the component through the handling task node, when there are different position marks between a first position mark of a first operation task node and a second position mark of a second operation task node serving as an upstream operation task node, one or more carrying task nodes are inserted between the first operationtask node and the second operation task node. Therefore, a complete task node topological graph with the carrying task nodes is obtained.

The invention discloses a display frame for electronic information technology teaching, and relates to the technical field of information technology teaching devices. The display frame for electronicinformation technology teaching comprises a support plate. a plurality of support legs are arranged on the bottom of the support plate, and the support plate is laterally and slidably provided with anelectronic display screen I and an electronic display screen II, the electronic display screen I and the electronic display screen II are partially overlapped, a straight rack II and a straight rackI are transversely and fixedly arranged on the opposite sides of the electronic display screen I and the electronic display screen II correspondingly, and a transmission shaft is sleeved with and fixedly provided with a transmission cylindrical gear engaged with the straight rack II and the straight rack I. According to the display frame for electronic information technology teaching, a servo motor I and a servo motor II are controlled through a PLC controller, expansion and overlap of the electronic display screen I and the electronic display screen II are realized, adjustment of informationteaching content display can be realized, at the same time, rotation of a rotating shaft can realize the up-and-down adjustment of the height of the support plate, thus up -down adjustment of the electronic display screen I and the electronic display screen II is realized, quick adjustment is facilitated according to the actual display requirements, and adjustment process is flexible and convenient.

The present invention relates to an amorphous iron core molding method, first, the amorphous metal strip as iron core material is executed grouping cutting according to calculative dimension, forming several iron chip, and length of the iron chip being equal in same group, length of the iron chip being unequal in different group, then every group iron chip are fold together fitly, using clamping tool clamp the middle part setting location of each iron chip in sequence according to length of iron chip, then iron chip is bent to forming ring shaped of principium butt-joint, and the ring shaped is squeezed at two perpendicular direction to form approximate rectangle, then the sub-circular iron core is squeezed into rectangle iron core with four arc corner by inside and outside molding clamping strap. This kind of method has simple technique, little machining difficulty, and is suit for producing amorphous iron core and especially amorphous iron core of distributing transformer.

The invention provides a production device of a melamine plate. The production device of the melamine plate comprises a hot press provided with an automatic feeding platform and an automatic discharging platform, a first lifting platform, a feeding device, a first conveying frame, a first guide rail, a second lifting platform, a discharging device, a second conveying frame, a second guide rail, a laser positioning device arranged above the automatic feeding platform and a controller. An upper press platform and a lower press platform of the hot press are correspondingly and fixedly provided with a knurling template. A production method of the melamine plate by using the production device includes the following steps of S1 pre-preparing, S2 adjusting the laser positioning device, S3 trial-preparing, and S4 normal preparing. According to the production device and the production method of the melamine plate, overlap of dimpled grains and wood grains is achieved, so that the melamine wood grain plate with dimpled grains overlapped with the wood grains and high simulation degree is obtained.

The invention discloses a full-automatic glass packing paper machine and process. The full-automatic glass packing paper machine comprises a paper feeding device, a paper cutting device, a glass packing paper device and a discharging device. The paper cutting device comprises a drawing mechanism used for drawing and conveying paper and a cutting mechanism used for cutting the paper. The cutting mechanism comprises a cutting piece and a cutting driving unit, and the cutting driving unit drives the cutting piece to cut paper. The cutting piece is located above the output end of a driving wheel. The glass packing paper device comprises a stacking area used for stacking glass and paper, a jig used for loading the glass, a pushing mechanism used for pushing the glass out of the jig, a receiving mechanism used for bearing the glass and a stopping mechanism used for limiting and stopping the glass. Therefore, the degree of automation is improved, the production efficiency is improved, stable positioning of the glass is achieved, it is guaranteed that packing paper is fully covered, and the phenomenon that the packing paper cannot be completed due to glass overlapping is avoided.

The invention discloses a passive lower limb exoskeleton with load conduction and walking energy saving functions. The passive lower limb exoskeleton mainly comprises a waist fixing assembly, a hip joint moving assembly, a knee joint moving assembly, an ankle joint moving assembly and connections among the assemblies. The passive lower limb exoskeleton belongs to an enhanced passive lower limb exoskeleton so that the passive lower limb exoskeleton can support a heavy object carried on the shoulders of a person and directly conduct the load to the ground, and thus the fatigue feeling of the person in the load bearing process is relieved. Meanwhile, according to the enhanced passive lower limb exoskeleton, energy which should be consumed in the natural movement process of the human body is collected through arranged elastic elements and released at a proper time, and therefore energy consumption of the person in the walking process is reduced. In addition, the exoskeleton is simple in structure and light in weight, so that the exoskeleton has high reliability and good portability.

A plate separator (1) for separating a substance from a substance mixture, with a separator device (3) and an electric motor (5) for rotary driving of the separator device (3). The separator device (3) is coupled to the electric motor (5) in a rotationally fixed manner. The electric motor (5) is configured as an external rotor and has an inner-lying stator (9) and an outer-lying rotor (11) in theradial direction with respect to an axis of rotation (7) of the electric motor (5). The separator device (3) is fastened to the rotor (11) and extends outward from the rotor (11) in the radial direction. The stator (9) is arranged, as viewed in the axial direction with respect to the axis of rotation (7), at least partially overlapping with the separator device (3).

The invention discloses a wooden floor painting device, which comprises a box body, a base and a top cover, the top cover is installed on the top of one side of the box body through a hinge shaft, the base is fixedly installed on the bottom of the box body, and the box body A cylindrical paint spray pipe is installed in the middle, and a certain number of nozzles are uniformly arranged on the surface of the paint spray pipe. The four corners inside the box body are provided with long strip-shaped corner blocks. The bottom of the box body is provided with a grid, the top of the top cover is provided with a heating wire, the middle of the heating wire is provided with a motor, the motor is connected to a fan blade through a rotating shaft, and the side of the base is provided with a The lacquer port is provided with an array of hollow holes on the sides around the bottom of the base.

The embodiment of the invention discloses a distributed optical fiber sensing system and method based on a multi-variable frequency OFDR. A narrow linewidth variable frequency laser generates continuous variable frequency light which is divided into detection light and reference light through a coupler, the detection light is subjected to secondary frequency modulation through an electrooptical modulator, through control of a computer and change of secondary frequency modulation rate, the detection light enters a sensing optical fiber after being amplification by an EDFA, a calibration part isarranged at the tail portion of the sensing optical fiber, the reference light generates interference with Rayleigh scattering light at a back direction to form a detection result having a pluralityof variable frequency carriers, and the detection result is detected by a balance detector and is converted to digital signals. The digital signals are subjected to sectional and time-frequency analysis to obtain an oblique line boundary frequency spectrum, the frequency domain is converted to a space domain, the reflection peak features of the calibration part is employed to perform realignment of the space sub domains so as to obtain the scattering light intensity distribution of the whole sensing range. The secondary frequency modulation and the method for solving the oblique line boundaryfrequency spectrum are employed to achieve separation of the overlapping space signals and exponentially enlarge the sensing range.

The invention provides a color film substrate and a preparation method thereof and a display panel. The color film substrate comprises a substrate, at least one spacer and at least two elastic supportparts; the spacer is arranged on one side of the substrate, and a first electrode is arranged on the outer surface; the elastic support parts and the spacer are arranged on the same side of the substrate; at least two elastic support parts are arranged on the outer side of each spacer; the at least two elastic support parts are uniformly arranged along the periphery of the spacer at intervals; and the height of each elastic support part is greater than the sum of the height of the spacer and the thickness of the first electrode. The inventor finds that after the color film substrate is laminated with an array substrate, the matching effect between the first electrode and the array substrate can be relatively high; under the effect of the elastic support parts, the first electrode or a negative electrode is barely damaged; and the elastic support parts are arranged on the outer side of each spacer, so that damage to the first electrode or the negative electrode by any one spacer causedby pressing can be avoided effectively.

The invention discloses an assembled modular wall structure. The wall structure comprises bar beams for assembling and erecting a wall structure main body, a base which is arranged on the ground and used for positioning and fixing the wall structure main body, a plurality of six-surface blocks, connecting pieces, panels fixed on the outer side of the bar beams, and a closed technical interlayer surrounded by the panels, wherein six surface of each six-surface block are respectively provided with mounting parts, the six-surface blocks are in a shape of cuboid, one surface of each six-surface block is in threaded connection and fixed connection with the base, the connecting pieces are fixed on the six-face blocks via the mounting parts and used for connecting and fixing the bar beams, the six-surface blocks, the connecting pieces and the bar beams form supporting net racks, and one group or two groups of supporting net racks can be included in the technical interlayer. According to the invention, standard part setting is carried out on the bar beams, the base, the six-surface blocks, the connecting pieces and the panels, so that batch production of an automatic production line is realized, the matching degree of models and specifications is high, and rapid butt joint and plug-in mounting during frame assembling are facilitated.

The invention provides a high-rise type suspension type micro-vibration equipment construction structure. The structure comprises a rigid supporting structure, an air floatation control system and ananti-micro-vibration T-shaped table (16); the rigid supporting structure comprises a foundation beam structure, a first-layer supporting structure and a second-layer supporting structure, wherein a foundation beam is connected with the first-layer supporting structure through first-layer supporting columns (3), the first-layer supporting structure and the second-layer supporting structure are connected through second-layer supporting columns (10), the first-layer supporting columns (3) are connected with the foundation beam, and the six circular-section concrete stand columns are arranged in total; the air floatation control system comprises an air floatation system (14) and a limiter (15); the air floatation system (14) is an independent air spring structure and is composed of a mechanical height valve, a main air chamber, an additional air chamber, an air inlet and an air outlet; the limiter (15) is arranged between the anti-micro-vibration T-shaped table (16) and the air floatationsystem (14); and the anti-micro-vibration T-shaped table (16) provides a supporting platform structure with a certain balance weight and a rigid body characteristic for the air floatation system (14),and radar detection equipment is placed on the anti-micro-vibration T-shaped table (16). The invention further provides a corresponding equipment construction method.

The invention discloses a biological bed system for treating organic sewage, and belongs to the field of sewage treatment. The system comprises a biological bed with the thickness of 30-300 cm, geomembrane impervious layers are arranged on the bottom and the side surfaces of the biological bed, multiple pervious water distribution pipes distributed horizontally are arranged in the middle of the biological bed, a sewage inlet is arranged at one end of each pervious water distribution pipe, the sewage inlet ends are connected with a filtering tank, and a non-woven filter membrane is arranged on the tops of the pervious water distribution pipes; two sides of the non-woven filter membrane tilt downward in the length direction of the pervious water distribution pipes; per cubic meter of sewage is distributed in a biological bed with a superficial area of 20-200 square meters. According to the sewage treatment system, the purpose of organic sewage treatment is achieved without electricity, mechanical equipment or chemical agents, water can evaporate in the air or be absorbed by plants, and during a treatment process, pollutants can be completely decomposed by microbial fungi and absorbed by the plants.