1008results about How to "Improve utilization efficiency" patented technology

The invention relates to an intelligent electric energy meter field test device and a test method thereof. The test device comprises a micro controller, a metering unit, a communication interface unit, a memorizer, an input part, a current acquisition channel and a voltage acquisition channel, a clock module and a pulse input unit; wherein the micro controller receives a control instruction of the input part and sends out an operation signal to the communication interface unit, the memorizer, a displaying part and the clock module; the metering unit carries out filtering, amplifying, sampling and digital signal processing on analogue signals transmitted by the current acquisition channel and the voltage acquisition channel, so as to convert the analogue signals into digital signals, and the digital signals are sent to the micro controller; the communication interface unit carries out data communication with an electric energy meter and downloads a user file from a server, and the user file is uploaded to the micro controller, and data of field test is uploaded and recorded into the server. The invention has the advantage that whether all the functions of intelligent electric energy meter are in normal operation or not can be determined by virtue of field test and diagnosis without interruption of power supply, modifying field primary and secondary loops or changing the state of the relay of the electric energy meter.

A light-emitting diode including a curved surface portion 14aA formed in the front face of a sealing member 14 with the cross-sectional shape of the curved surface portion being in the shape of an undulating curve that has a concave curve C1 near the optical axis and convex curves C2 on both sides of concave curve C1, thus allowing the light emitted from a light-emitting chip 12 at a small divergence angle centered on the optical axis Ax to reach the concave curve C1 and to be directed forward as diffused light deflected from the optical axis and further allowing the light emitted at a large divergence angle centered on the optical axis Ax to reach the convex curves C2 and to be directed forward as light deflected toward line L positioned at the divergence angle θ.

The invention discloses an unmanned aerial vehicle cruising capacity monitoring system and method, and belongs to the field of unmanned aerial vehicles. The system comprises an unmanned aerial vehicle and a flight control station, a signal processing module and a data communication module. The unmanned aerial vehicle further comprises a signal input module, a flight control panel and a battery. The signal input module acquires energy consumption information of the unmanned aerial vehicle. The flight control panel acquires battery information and controls flight of the unmanned aerial vehicle. The signal processing module is suitable for calculating cruising capacity of the unmanned aerial vehicle according to the energy consumption information and the battery information. Energy consumption of the unmanned aerial vehicle is analyzed to accurately estimate cruising capacity of the unmanned aerial vehicle, and cruising capacity of the unmanned aerial vehicle is marked by cruising time and/or cruising distance. Meanwhile, influence of environment temperature on battery energy efficiency is also considered so that accuracy of prediction of cruising capacity of the unmanned aerial vehicle is further enhanced.

The invention discloses a fertilizer slow-release synergistic agent and a preparation method thereof. The fertilizer slow-release synergistic agent comprises the following raw materials in percentage by mass: 0.1-20 % of polyaspartic acid and slat thereof, 0.1-10 % of urease inhibitor, 0.1-30 % of nitrification inhibitor, 0.03-5 % of plant growth regulating agent, 10-35 % of soil regulating agent and 10-80 % of carrier. The fertilizer slow-release synergistic agent disclosed by the invention is mainly used for the slow-release synergism of a compound mixing fertilizer, is increased in the utilization rate of the fertilizer, and is capable of effectively improving the soil, and the soil moisture can be preserved; and when the fertilizer slow-release synergistic agent is used, the fertilizer slow-release synergistic agent can be added into a material feeding system or an enveloping drum together with the fertilizer raw materials and mixed with the fertilizer raw materials, the effect of slow-release synergism can be realized, and the dosage of the fertilizer slow-release synergistic agent is 4-8 kg per ton fertilizer.

A view angle controlling sheet to be disposed between the light source and the liquid crystal panel of a liquid crystal display apparatus, wherein the view angle controlling sheet has lens parts having a trapezoidal cross sectional shape arranged by a predetermined interval and the wedge parts between the adjacent lens parts is filled with a light absorbing material such that the wedge part has the top end disposed to the observer side and the bottom surface to the light source side and a light reflection layer provided to at least the bottom surface part on the light source side of the wedge part and with the premise that the angle formed by the slant face portion of the wedge part and the normal of the light output plane is θ, θ is in a range of 3°≦θ≦15°.

The invention provides an integrated automatic control system for underground dripping irrigation water, fertilizer and medicine and a method thereof, which belongs to the water saving irrigation field, wherein, the system comprises a data input system, a sensor device, a master control device and an output device; the method comprises the following steps: A. initialization data of crops is set; B. a plurality of parameters related to cropland irrigation are acquired; C. a plurality of acquired parameters related to cropland irrigation are combined with the initialization data, and irrigation decision-making software is used for analysis and calculation; D. instructions are executed according to analysis and calculation results. The invention utilizes modern information technologies to grasp mutation of cropland environmental parameters, and has the advantages of high automatic control degree of scientific irrigation and drip irrigation and effective lightening of labor intensity.

The invention discloses a piezoelectric power generation device based on the excitation of a fluidic micro oscillator. The device comprises a housing, a bistable fluidic element, a first oscillation cavity, a second oscillation cavity and an output circuit, wherein the first and the second oscillation cavities are symmetrically distributed on the left side and the right side of the bistable fluidic element; diaphragm patches are respectively arranged on the first and the second oscillation cavities; piezoelectric patches are arranged on the diaphragm patches; and a gas inlet of the bistable fluidic element is communicated with a gas exhaust opening of pneumatic equipment. Due to a wall attaching effect of the bistable fluidic element, gas repeatedly circulates in the oscillation cavities on the two sides of the device to form oscillation gas, an oscillation gas flow in the oscillation cavities drives the diaphragm patches on cavity chambers to vibrate, and the vibration of the diaphragm patches drives the piezoelectric patches thereon to vibrate and deform to produce electric charge. By using the device, a waste gas energy resource can be converted into electric energy, power can be supplied to a wireless sensor, the trouble of battery replacement is saved and the energy source utilization efficiency is improved. The device has the advantages of simple structure, energy conservation and environmental friendliness, and is convenient to implement.

The invention discloses a multifunctional photovoltaic UPS (uninterruptible power supply) system and a control method thereof. The multifunctional photovoltaic UPS system comprises a photovoltaic battery, a first switch unit, a second switch unit, a third switch unit, a fourth switch unit, a fifth switch unit, a DC (direct current)/DC (direct current) unit, a storage battery, a two-way DC/DC unit, an inverter unit and a controller unit, wherein the controller unit is electrically connected with the first unit switch, the second switch unit, the third switch unit, the fourth switch unit and the fifth switch unit; and the inverter unit, the two-way DC/DC unit and the DC/DC unit are electrically connected with the controller unit respectively. The multifunctional photovoltaic UPS system is used for controlling the on-off of the first unit switch, the second switch unit, the third switch unit, the fourth switch unit and the fifth switch unit through the controller unit and has the functions of UPS, photovoltaic off-grid generation and photovoltaic grid generation, and the controller unit is used for optimizing work modes of the system, improving the utilization efficiency of photovoltaic resources and exerting utility to the greatest extent.

The process for exploiting hydrate from sea bottom includes the following steps: making the natural gas and water mixed liquid output from single well into the spiral flow channel to turbulize and merge large bubble; exhausting water collected to the outside of the spiral flow channel to oil jacket annular space for downwards back flowing and pumping into stratum with the high pressure pump; and exhausting the natural gas collected to the inside of the spiral flow channel through the oil jacket annular space and the casing exhaust valve to the platform for further treatment. The present invention separates gas from water, reinjects the output liquid to the stratum, and is scientific, environment friendly and suitable for use in large scale exploitation of hydrate from sea bottom.

The invention discloses an LBT mechanism which synchronously takes an uplink and a downlink into consideration in an LAA system. The mechanism comprises following steps: designing uplink and downlink burst structures, designing a CCA (Clear Channel Assessment) detection time window, designing a channel reserved signal and designing a channel access process, wherein with respect to the step of designing the uplink and downlink burst structures, a piece of UE or an eNB each time can transmit data only in one or several sub-frames in uplink or downlink burst, specifically, it is determined by a channel access moment, the quantity of to-be-transmitted data and the maximum number of sub-frames allowed to be sent; with respect to the step of designing the CCA detection time window, different detection time windows are adopted by the uplink and the downlink; with respect to the step of designing the channel reserved signal, the step is only used for the downlink, the channel reserved signal is designed by taking a CRS as the basis according to the symbol cycle of the OFDM; with respect to the step of designing the channel access process, with respect to the uplink, a channel access process with a self-adaptive backspacing function is adopted; and with respect to the downlink, a channel access process without a function is adopted. The scheme of the invention is applicable to various TDD frame structures and can coexist with unauthorized frequency bands in a WIFI system friendly; and moreover, relatively high channel utilization efficiency can be obtained.

A small-sized liquid crystal display device which can enhance light utilization efficiency of light emitting diodes and also can reduce a thickness of the liquid crystal display device is provided. A flexible printed circuit board is connected to a terminal portion of a TFT substrate. In such a flexible printed circuit board, a light-emitting-diode-use flexible printed circuit board is folded and extends toward a back surface of a backlight. Light emitting diodes are arranged on the light-emitting-diode-use flexible printed circuit board in such a manner that the light emitting diodes are pressed against an edge portion of the light guide plate. Since the light emitting diodes and the edge portion of the light guide plate are brought into close contact with each other, the utilization efficiency of light from the light emitting diodes is enhanced. Further, since the light emitting diodes and the edge portion of the light guide plate which faces the light emitting diodes are provided outside the TFT substrate, a thickness of the whole liquid crystal display device can be reduced.

The invention discloses a charging method for a mobile robot in a wireless charging sensor network system. The system comprises a base station, sensor nodes with wireless power receiving devices and the mobile robot with a wireless charging function, wherein the base station is provided with a plurality of charging points. A moving strategy of the mobile robot, a network energy balance method and a sensor node data processing method are provided on this basis. Data interaction is carried out among the base station, the sensor nodes and the mobile robot in a wireless communication manner. The charging period and each charging quantity are determined according to the energy consumption state of each sensor node. The overall energy utilization efficiency is finally improved by the system; and different energy supplements are carried out on the nodes with relatively fast energy consumption and the nodes with relatively slow energy consumption, so that the network energy consumption is balanced.

The invention discloses a solar cell packaging adhesive film with high light conversion efficiency. According to the adhesive film, a heavy rare earth ion doped inorganic fluorophor is adopted as a light up-conversion agent (two or more incident photons with the wavelength greater than 1,100 nm can be converted into a photo with the wavelength being 500 nm to 1,100 nm); a semiconductor quantum dot with a certain size distribution is adopted as a light down-conversion agent (an incident photon with the wavelength being 300 nm to 500 nm can be converted into a photo with the wavelength being 500 nm to 1,100 nm); the utilization rate of solar spectrum is effectively increased; and the photoelectric conversion efficiency of photovoltaic modules is improved. The conversion agents in the adhesive film do not contain organic ligands, so that the adhesive film is good in light stability and long in service life. In addition, the adhesive film is formed by premixing basic resin, the light down-conversion agent, the light up-conversion agent and the like and then performing extrusion casting or calendering by an extruder, so that the industrialized production can be realized.

The invention belongs to the technical field of bipropellant propulsion systems, and provides a method for using bipropellants efficiently to use propellants effectively. By adding gas bypasses among high-pressure gas cylinders and storage tanks, following functions are achieved: improving propellant surplus measuring accuracy, controlling the parallel storage tanks actively to be discharged in balance; controlling a system mixing ratio actively; and serving as a function backup of a mechanical decompression branch, eradicating system single point failures, and improving the system reliability. The method for using bipropellants efficiently can be widely applied in various trussed satellites, and can be generalized to all satellites using the bipropellant propulsion systems to improve performances of bipropellant propulsion systems and in-orbit management capacities of bipropellant propulsion systems.

The invention provides a soilless culture nutrient solution for lily as well as a preparation method and application thereof. The nutrient solution consists of macroelements, trace elements and water, wherein the macroelements in every liter of the nutrient solution comprise 6.15-6.25mmol of nitrogen, 0.25-0.35mmol of phosphorus, 1.80-1.90mmol of potassium, 1.20-1.40mmol of calcium and 0.40-0.60mmol of magnesium; and the trace elements in every liter of the nutrient solution comprise 15.00-16.00 mu mol of iron, 45.00-50.00mu mol of boron, 9.00-10.00 mu mol of manganese, 0.75-0.85 mu mol of zinc, 0.25-0.35 mu mol of copper and 0.10-0.30 mu mol of molybdenum. The soilless culture nutrient solution is especially suitable for culturing lily by utilizing a special soilless culture substrate, can meet the nutrition requirement of lily and reduce the applying amount of the nutriment elements, thereby fundamentally solving the phenomenon of great waste in production because of the nutrition excess caused by the fact that culture nutrient solution is not specially for lily for a long term and is just prepared experientially or on the basis of the preparation of nutriment solutions for other crops.

The present invention is improved continuous production of thermoplastic polyurethane (TPU) elastomer in a double step extruder, and belongs to the field of polymer preparing technology. In the double step extruder comprising two connected extruders, polyol, chain expander and polyisocyanate are reacted to prepare TPU elastomer. The present invention has adjustable prolonged material detention period, and homogeneous product with excellent physical and mechanical performance.

The invention discloses a white light quantum dot electroluminescent device, which comprises a light emitting layer, and is characterized in that the light emitting layer comprises a quantum dot material and a thermally-activated delayed fluorescence (TADF) material with complementary colors mutually; and after the luminescent spectrum of the thermally-activated delayed fluorescence material and the absorption spectrum of the quantum dot material are subjected to normalization, the difference of wavelengths corresponding to wave crests is within 50 nm. The TADF material in the light emitting layer of the white light quantum dot electroluminescent device can effectively convert triplet excitons to singlet excitons, the singlet excitons are then transmitted to quantum dots through Forster fluorescence resonance energy transfer, the quantum dots are excited to emit light, and the brightness and the current efficiency of the white light quantum dot electroluminescent device are thus improved.

The invention discloses a method, a system and SAG (service access gateway) equipment for analyzing a DNS (domain name system). The method comprises the following steps: a DNS server obtains an IP (internet protocol) address list of an application server and sends a client IP address and the IP address list of the application server to the SAG equipment; the SAG equipment sequences the IP address list of the application server according to the topological information and the load information of an IP network and returns an optimal IP address of the application server to the DNS server; and the DNS server returns the optimal IP address of the application server to a client. According to the technical scheme, by utilizing the topological information and the dynamic information of a network, the precision of analyzing the DNS is promoted in a targeted way, so as to optimize the flow between the Client and the Server; by utilizing a uniform strategy, the servers which are deployed between the networks and in the networks are selected preferentially; a router in the network of an operator is not necessary to be configured specially; and the subsequent configuration and maintenance are favorable.

The invention increases the material utilization efficiency and operating rate and prevents reduction of film thickness uniformity owing to pollution on a nozzle. According to one embodiment, a film forming system includes: a stage including a placement surface on which an object to be coated is placed; a rotating mechanism rotating the stage in a rotational direction along the placement surface; an application nozzle discharging a material onto the object placed on the stage for application; a moving mechanism relatively moving the stage and the application nozzle along the placement surface in a cross direction crossing the rotational direction; a controller performing a control to rotate the stage on which the object is placed through the rotating mechanism while relatively moving the stage and application nozzle along the placement surface in the cross direction through the moving mechanism and applying the material to the object on the stage through the application nozzle; and a cleaning apparatus cleaning the application nozzle.

An information channel and power combined self-configuration method for APs (Access Points) in wireless local area network comprises the steps as follows: the area where the APs to be configured are located is selected as a local network, and the local network is divided into a plurality of grids according to practical conditions; each AP sends out a self-configuration request to a server and simultaneously reports the position coordinate of the AP and the scanned frequency spectrum use information of the ambient environment of the AP; the server analyzes the positions and the ambient environments of the APs according to the self-configuration requests of the APs, and allocates information channels and power parameters to the APs to be configured in combination with the use conditions of AP information channels in neighbor cells under the premises of meeting the coverage rate requirement and minimizing same frequency interference, that is, first the signal energy of each grid is estimated according to a path loss empirical model to learn the network coverage condition, and then the information channel and the power parameter eventually configured for each AP is obtained through calculation based on the principle that the energy efficiency ratio is highest, and are sent to the AP to be configured. The method provided by the invention is quick and effective, guarantees the region coverage requirement, avoids same frequency interference to the maximum extent and guarantees that the energy efficiency ratio of the network is highest.

The invention discloses a Brillouin erbium (Er)-doped fiber laser (BEDFL) with single-frequency ultra-narrow line width and aims to realize stable single-frequency Brillouin laser output in an annular cavity of the BEDFL. The BEDFL consists of a pump laser with narrow line width, a circulator, an Er-doped fiber amplifier (EDFA) capable of realizing bidirectional amplification, a section of singlemode fiber (SMF), a narrow-band optical filter and a fiber coupler. In the invention, the EDFL capable of realizing bidirectional amplification is placed in front of the SMF, Brillouin pump light is pre-amplified firstly and then injected into the SMF so as to improve the Brillouin pump power and further realize higher Brillouin gain in a shorter optical fiber; in addition, the EDFA also can be used for amplifying backscattered light so as to compensate cavity loss of the laser and realize higher-power Brillouin laser output. Therefore, the invention has the beneficial effects of solving the conflict between the short SMF and high Brillouin gain and realizing stable single-frequency BEDFL output and develops a novel hybrid gain type EDFL with ultra-narrow line width.

A mobile communication system introducing ATM, AAL2 and IMA techniques in order to efficiently transmit high-speed information and multimedia traffic having various properties, and to increase transmission efficiency in a limited transmission link or transmission band. An ATM cell processing device for a mobile communication system comprises an ATM interface for receiving ATM cells dispersedly transmitted or distributed over a plurality of physical links and restoring the received ATM cells into one ATM cell stream; an AAL2 (ATM Adaptation Layer 2) cell processor for switching at least one AAL2 packet multiplexed within each ATM cell in the ATM cell stream according to routing information provided during call setup, multiplexing the switched AAL2 packets according to ATM connections, and creating an internal ATM cell having the same format as the received ATM cells; and an ATM switch for switching the internal ATM cell according to the routing information.

The invention discloses a device for methanol reforming hydrogen production by utilizing waste heat of automobile exhaust gas. Adiabatic ceramic wool is added between an inner shell of a reaction main body and an outer shell of the reaction main body; multiple layers of methanol water evaporation layers are stacked on a lower cover plate of the reaction main body, and then reforming reaction layers and combustion reaction layers are alternately stacked; one end of a thermocouple is inserted into the middle-layer reforming reaction layers, and the other end is connected with an electronic control unit by a temperature signal wire; the electronic control unit is connected with a methanol pump, a methanol water solution pump, an air pump, a methanol air flow control solenoid valve and a methanol water solution flow control solenoid valve respectively through circuits; one end of the methanol water solution pump is connected into a methanol water storage tank, and the other end is connected into the methanol water evaporation layers through the methanol water solution flow control solenoid valve; one end of the methanol pump is connected with a methanol storage box, and the other end is connected with the methanol water evaporation layers through the methanol air flow control solenoid valve; an upper cover plate and the lower cover plate are each provided with a plurality of exhaust gas circulation holes. Produced hydrogen is introduced into an engine for mixed combustion with gasoline, and thus the energy utilization efficiency is improved. The device can be mounted on the automobile engine.

The invention relate to an accelerator-driven subcritical transmutation reactor core adopting a dispersion metal fuel. The accelerator-driven subcritical transmutation reactor core sequentially comprises an external neutron source zone, a buffer zone, a fuel zone, an LBE (Lead-Bismuth Eutectic) reflecting layer zone, a stainless steel reflecting layer zone and a shielding layer zone from reactor core center to outside, wherein the fuel zone is divided into 2-4 zones from inside to outside; a plurality of fuel assemblies with the same structure, quantity and size are respectively loaded in each fuel zone; the fuel assemblies are composed of a plurality of triangularly-arranged fuel rods; the fuel rods are made from (TRU-10Zr)-Zr dispersion metal; and the Pu contents in the fuel rods of the fuel zones are sequentially increased from inside to outside. According to the invention, the fuel rods in the fuel zones are made from the (TRU-10Zr)-Zr dispersion metal, so that harder neutron spectrum is provided for the reactor core, the transmutation of minor actinides (MA) is benefited and the annual transmutation rate is up to about 15% and higher than the annual transmutation rate 10% of a Japanese scheme; and the fuel zone of the reactor core is divided, the Pu contents of the zones are at a certain proportion, the power peak density is low and the maximum value is not more than 450W/cm<3> under the condition that the safety is guaranteed.

The invention discloses a method producing L-lactic acid and a special lactobacillus rhamnosus which is Lactobacillus rhamnosus CASL CGMCC No.2183. The L-lactic acid can be obtained by cultivating the Lactobacillus rhamnosus CASL CGMCC No.2183. The fermentation culture medium of the strains is provided with a carbon source, a nitrogen source and the neutralizer used for controlling the fermentation liquid pH; the carbon source is glucose of 150 to 200g/L (the initial fermentation concentration); the nitrogen source is soybean meal hydrolysate, soybean meal hydrolysate and corn steep liquor, or soybean cake powder, and can comprise protease by 0.05 to 0.1g/L when the nitrogen source is soybean cake powder; the neutralizer is the calcium carbonate of 75 to 100g/L, the rest is water and the pH of the fermentation culture medium is 5.5 to 7. With glucose as substrate and a transformation rate of 94.5% to 96.5%, the Lactobacillus rhamnosus CASL CGMCC No.2183 produces the L-lactic acid with an optical purity of 97.6% to 98.7% under the condition of 35 DEG C-45 DEG C, with a highest concentration of 235g/L.

A soybean polypeptide powder without bitter taste is prepared through mixing soybean protein with distilled water, grinding, regulating pH value and temp. adding neutral proteinase, enzymolyzing, deactivating enzyme, regulating pH value and temp. adding pancreatin, enzymolyzing, deactivating enzyme, filter, adding kaolinite powder, adsorption, adding activated carbon powder, adsorption, and vacuum drying. Its advantages are no bitter taste and high quality.

The invention discloses a variable-expansion intersection lane. An open mouth is arranged at a place 30 to 100 m away from an intersection on a center line or halving zone and used as a exclusive lane for left-turn vehicles, and meanwhile, all the lanes at outlets of a same direction except an outermost lane are changed as left-turn waiting zones; an original exclusive left-turn entrance lane is provided with a left-turn stop line, and the front part of the original exclusive left-turn entrance lane is changed into a direct entrance lane; an LED display board is arranged at each driving direction of the intersection to control left-turn vehicles to enter or not to enter into the left-turn waiting zones; induction coils are buried beneath the left-turn waiting zones for communication connection with traffic indication signal lamps. According to the invention, exit lanes unoccupied in a short period of time are ingeniously used as temporary left-turn lanes, so the number of lanes for driving-out of vehicles from the intersection is increased in the period when a green light is on, so utilization efficiency during the period when the green light is on can be improved without great reconstruction of civil works, traffic capacity of the signalized intersection is enhanced, and traffic jam at the signalized intersection is effectively improved.

This invention provides a burner head for a gas stove that can provide even-burning fire flames and is more safety. The burner head for a gas stove comprises a base and an annular cover, which is characterized in that small holes through inner and outer surroundings of the annular cover are disposed at a lower portion of the annular cover and gas-exiting grooves through the inner and outer surroundings of the annular cover are disposed at an upper portion of the annular cover.

The invention discloses an aquaculture sewage treatment method, which specifically comprises the following steps of: firstly, feeding an microbial agent into sewage discharged from a culture pool, then introducing the sewage into a flocculation basin, and continuously feeding flocculants under the condition of continuous air aeration, wherein the hydraulic retention time is 15-30 minutes; and introducing the sewage subjected to air aeration and flocculation treatment into a membrane device under the action of a constant-flow pump to complete filter treatment, directly discharging permeated clear water or returning the permeated clear water to the culture pool for reutilization, and returning concentrated sewage to the flocculation basin for continuous treatment or directly discharging partial of the concentrated sewage. According to the aquaculture sewage treatment method, a biological treatment technology, a flocculation technology and a modern membrane filtration technology are organically combined, so that water quality is guaranteed, the production efficiency is increased, the production cost is greatly reduced, the advantages of simple process, stable system, small occupancy, low operation cost and the like are achieved, and bacteria and suspended matters in the sewage can be removed, and the purpose of safety recycling is achieved.

The invention discloses a two-chelating compound fertilizer, which is composed of chelates, potash fertilizer, urea and clay, and also can be joined with monoammonium phosphate based on needs. The two-chelating compound fertilizer of the invention has rational compatibility, simple process, low cost, high efficiency, good particle strength and balanced nutrients, which improves the soil and stimulates the development of plant roots to prevent disease in the process of crop growth due to lack of trace elements; the two-chelating compound fertilizer adds trace elements to the soil and has good organic matter effects, which is a novel efficient compound fertilizer.