32results about How to "Conform to the characteristics" patented technology

The invention relates to a product recommendation method and device based on big data, computer device and a storage medium, and relates to the field of user portraits. The method comprises the following steps of: obtaining a sample; obtaining user data of a to-be-recommended user, depending on tags and user data, determining a user portrait label for each user, determining a recommended product for the user according to the user portrait label, sending a link of the recommended product to a user terminal, obtaining a product recommendation conversion condition based on the operation of the user on the link of the recommended product, and adjusting the label according to the conversion condition so as to perform product recommendation according to the adjusted label. By adopting the method, the label can be flexibly adjusted and optimized according to the conversion condition, so that the conversion rate of the recommended product is improved when the product is recommended according to the adjusted label.

The invention relates to a collision case playback system of the cars and two-wheeler in the computer application technical field, wherein an accident site reconstitution module collects the accident field data and picture, reconstitutes and reverts the site; a two-wheeler driver modularization dummy customizing module builds a dummy model matching with the body shape of the driver, extracts the damaged sensitive parts of the dummy model, sets up a finite element model, becomes a new conbination dummy model combined with the multi-rigid body dummy main body model; a collision process emulating module performs the scaling of model matching with the sufferer bodily form characteristics, meanwhile builds the integral accident site three-dimensional model before the accident, and simulates and computes the primary collision result; an optimization recurrence module builds the optimization flow, optimizes the collision simulation; an accident recurrence result post-processing module displays the optimized simulation result in the collision process animation and the collision parameters. The invention can realizes the site information collection, fast simulation and modelization, short treating period, high precision and high reliability.

The invention relates to a collision case playback system of the cars and walkers, which adopts a uniform Visualization user interface, realizes the accident treatment global interactive operation, wherein an accident site reconstitution module collects the accident field data and picture, reconstitutes and reverts the site, performs the second collection on the site data according to the requirement; a walker throwing and falling position positioning module provides the precise description for the walker throwing and falling position and the configuration; a collision process emulating module performs the scaling of model matching with the sufferer bodily form characteristics, meanwhile builds the integral accident site three-dimensional model before the accident, and simulates and computes the primary collision result; an optimization recurrence module optimizes the collision simulation, and recurs the collision whole process of the car and walker; an accident recurrence result post-processing module displays the optimized simulation result in the collision process animation and the collision parameters. The invention can realizes the site information collection, fast simulation and modelization, short treating period, high precision and high reliability.

The embodiment of the invention discloses a search result recall method and device, a server and a storage medium. The method comprises the following steps: recalling a first recalling list conformingto a text similarity rule with a query statement from whole network data; recalling a second recall list of the query statements from a predetermined recall result database, storing historical querystatements determined based on user behaviors and corresponding recall lists in the recall result database, and the historical query statements and the corresponding recall lists do not conform to text similarity rules; and fusing the first recall list and the second recall list as a recall result. According to the scheme, the result conforming to the text similarity rule with the query statementcan be accurately recalled, the result not conforming to the text similarity rule with the query statement but conforming to the historical behavior of the user can be recalled, the recalled result obtained after combination is more comprehensive and conforms to the characteristics of the user, and personalized display of the search result becomes possible.

The invention discloses application of H22 liver cancer cell autophagosome DRibbles to the preparation of a liver cancer therapeutic vaccine. Liver cancer is one of the most common malignant tumors in China and can be effectively prevented by developing a liver cancer vaccine; and years of research results prove that tumor cell autophagosome is one of effective vectors for tumor antigen cross-presentation. The application comprises a core technology for extracting the autophagosome DRibbles from human liver cancer cells and proves that the autophagosome can effectively induce anti-tumor immune response of organisms and has a good biotherapy prospect.

The present invention discloses a piperazine (piperidine) cyclohexyl derivative and applications of the piperazine (piperidine) cyclohexyl derivative in treatment of neuropsychiatric diseases. According to the present invention, the pharmacological experiment results show that the piperazine (piperidine) cyclohexyl derivative provides high affinity with a dopamine D2 receptor, a dopamine D3 receptor, a serotonin 5-HT1A receptor and a serotonin 5-HT2A receptor, provides good D3 / D2 receptor selectivity and good 5-HT1A / 5-HT2A receptor selectivity, and provides low affinity with alpha receptor; the in vivo test results show that the preferred compound has characteristics of good anti-schizophrenia effect, good pharmacokinetic property, low side effect, low acute toxicity and high safety, and has the development value of being adopted as the novel efficient and low-toxic anti-neuropsychiatric disease; and the piperazine (piperidine) cyclohexyl derivative is a compound represented by the structural general formula (I), or a geometric isomer, an optical isomer, a salt, a hydrate or a solvate thereof. The formula (I) is defined in the specification.

The invention relates to a collision case playback system of the cars and two-wheeler in the computer application technical field, wherein an accident site reconstitution module collects the accident field data and picture, reconstitutes and reverts the site; a two-wheeler driver modularization dummy customizing module builds a dummy model matching with the body shape of the driver, extracts the damaged sensitive parts of the dummy model, sets up a finite element model, becomes a new conbination dummy model combined with the multi-rigid body dummy main body model; a collision process emulating module performs the scaling of model matching with the sufferer bodily form characteristics, meanwhile builds the integral accident site three-dimensional model before the accident, and simulates and computes the primary collision result; an optimization recurrence module builds the optimization flow, optimizes the collision simulation; an accident recurrence result post-processing module displays the optimized simulation result in the collision process animation and the collision parameters. The invention can realizes the site information collection, fast simulation and modelization, short treating period, high precision and high reliability.

The invention discloses a preparation method of CaCu3Ti4O12. The method comprises a preparation method of CaCu3Ti4O12 crystal powder and a preparation method of CaCu3Ti4O12 ceramic. The preparation method of the CaCu3Ti4O12 crystal powder includes: adopting calcium acetylacetonate Ca(acac)2, copper acetylacetonate Cu(acac)2 and titanium oxide acetylacetonate TiO(acac)2 as the raw materials, using anhydrous ethanol as the solvent, taking anhydrous citric acid as the stabilizer, and conducting low temperature calcination to obtain CaCu3Ti4O12 crystal powder; the preparation method of the CaCu3Ti4O12 ceramic includes: conducting tabletting on the CaCu3Ti4O12 crystal powder, and then performing high temperature sintering to obtain CaCu3Ti4O12 ceramic. The method provided by the invention for the first time takes the organic metal compound calcium acetylacetonate, copper acetylacetone and titanium oxide acetylacetonate as the precursor raw materials, adopts anhydrous ethanol as the solvent, employs anhydrous citric acid as the stabilizer, and carries out simple mixing, drying and low temperature calcination to obtain high purity and good crystal form CaCu3Ti4O12 crystal powder. The method solves the technical problem that with a necessary high temperature sintering process, the solid phase oxide method, sol-gel method and liquid phase synthesis method cannot acquire high purity CaCu3Ti4O12 crystal powder at low temperature.

The invention provides a stator magnetic circuit structure for an axial magnetic circuit permanent magnet motor, and belongs to the technical field of motors. The stator magnetic circuit structure for the axial magnetic circuit permanent magnet motor is suitable for characteristics of a magnetic circuit of the axial magnetic circuit motor, and has normal iron loss. A plurality of T tail grooves are formed in the outer peripheral surface of a ring-shaped stator yoke along the radial direction and are uniformly distributed along the outer periphery of the ring-shaped stator yoke; the number of the T tail grooves is the same with that of a plurality of stator tooth blocks; the widths and the heights of the T tail grooves are the same with those of T-shaped tooth tails on the stator tooth blocks; a stator tooth block is inlaid in each T tail groove; and the T-shaped tooth tail of each stator tooth block is in close fit with the corresponding T tail groove. On the axial magnetic circuit permanent magnet motor, the trend of tooth magnetic flux and the trend of yoke magnetic flux are consistent to a punching direction, and abnormal iron loss can be avoided.

The invention discloses a DTMUV non-diagnostic detection method based on metagenomics. The method comprises the following steps: (1) processing samples; (2) extracting DNA and RNA; (3) performing inverse transcription isothermal chain displacement amplification on the RNA samples; (4) preparing a nucleic acid library; (5) performing Ion Torrent sequencing; (6) analyzing bioinformatics; (7) and performing phylogenetic analysis and genetic distance calculation. The non-diagnostic detection method based on unknown pathogeny SPIA amplification combining with high-throughput sequencing can obtain nucleic acid information of a TMUV gene, and the method is an effective new method.

The invention provides a method and device for evaluating risk vulnerability of mobile network. The method provided by the invention comprises the steps of traversing a to-be-evaluated mobile network, and obtaining basic information data of the to-be-evaluated mobile network; comparing the basic information data with a preset comparison database to obtain initial processing data, wherein the comparison database is established according to historical information data and historical determination results of experts; inputting the initial processing data into a pre-trained first evaluation model to obtain a first evaluation result; inputting the initial processing data into a pre-trained second evaluation model to obtain a second evaluation result, wherein the second evaluation model comprises a corresponding relationship between the initial processing data and the evaluation result; and determining an evaluation result according to the initial processing data, the first evaluation result and the second evaluation result. According to the embodiment of the invention, the comparison database is adopted, and subjective factors are introduced in a mobile network risk assessment process, so that the evaluation process is more targeted.

The invention aims at providing low-GI (glycemic index)-value formulated milk powder capable of reducing cholesterol absorption, and a preparation method thereof. Compound traditional Chinese medicine extracts are added in a recipe; the defects of unscientific energy structure, unreasonable function structure and generally higher product GI value of the existing product are overcome; meanwhile, the problem of nutrition of user groups with high requirements on cholesterol and blood glucose control is solved. The dissolving quality and the moisture absorption performance of the formulated milk powder are better; the dissolution is easier; the product is more stable and is more popular in customers.

The invention discloses an ideal two-dimensional Fermi liquid system Bi2O2Se single crystal, and belongs to the field of electronic materials. The crystal structure of the Bi2O2Se single crystal is atetragonal crystal system, and the space group is I4 / mmm (139). The Bi2O2Se single crystal can be prepared by using a chemical vapor-phase transport method (i.e. a sublimation method) and a solidification crystallization method. The Bi2O2Se single crystal which is obtained through growth by using the two methods is of a sheet shape, and the crystal has a size range of millimeters, high purity andgood chemical composition uniformity. In a wide temperature range of 2-300 K, the experimentally-measured resistivity of the Bi2O2Se crystal is proportional to the square of temperature (T<2>), the Fermi liquid theory is conformed, and the Bi2O2Se single crystal is an ideal two-dimensional Fermi liquid system. In addition, the electron mobility of the Bi2O2Se crystal is not less than 2.24x10<5> cm<2>V<-1>s<-1> at 2 K and 300 cm<2>V<-1>s<-1> at 300 K separately, and the Bi2O2Se has good stability in air, so good application prospects are achieved in the field of future electronic devices; and meanwhile the Bi2O2Se has a simple growth method and low cost, and is conducive to industrial production.

The invention discloses application of H22 liver cancer cell autophagosome DRibbles to the preparation of a liver cancer therapeutic vaccine. Liver cancer is one of the most common malignant tumors in China and can be effectively prevented by developing a liver cancer vaccine; and years of research results prove that tumor cell autophagosome is one of effective vectors for tumor antigen cross-presentation. The application comprises a core technology for extracting the autophagosome DRibbles from human liver cancer cells and proves that the autophagosome can effectively induce anti-tumor immune response of organisms and has a good biotherapy prospect.

The invention discloses a veterinary drug for treating high-mortality lactation piglet diarrhea. The veterinary drug is prepared by the following raw materials in part by weight: 10-50 parts of poria peel, 10-50 parts of carbonized black plum, 10-50 parts of vinegar-fried radix paeoniae alba and 5-15 parts of honey-fried liquorice. The veterinary drug is safe and efficient and has controllable quality. The veterinary drug has the advantages that the poria peel, the carbonized black plum, the vinegar-fried radix paeoniae alba and the honey-fried liquorice are selected as the raw materials, the raw materials are natural traditional Chinese medicine, have a long clinical application history, and have small toxic and side effects and have no residue, and the natural traditional Chinese medicine raw materials and products thereof can be degraded in the natural environment and cannot cause environmental pollution; according to the clinical symptoms and the pathological change of the current high-mortality lactation piglet diarrhea, the treatment based on syndrome differentiation of traditional Chinese medicine is performed, the drug conforms to the characteristics of traditional Chinese medicine, and proved by experiments, the drug has remarkable effects; the product quality standards are made for the veterinary drug, and pachymic acid (C31H50O4) contained in the veterinary drug is not lower than 0.04 mg / ml; the quality is stable and controllable.

The invention relates to pitaya flower health-care jelly which is prepared from the following raw materials in parts by weight: 30 to 40 parts of pitaya flower concentrated solution, 15 to 20 parts ofdried orange peel concentrated solution, 2 to 3 parts of fruit grains, 6 to 10 parts of honey, 3 to 5 parts of fructus momordicae concentrated solution and 3 to 7 parts of fish glue powder. The pitaya flower health-care jelly provided by the invention is yellow and bright in color, is in a unique color of dried orange peel concentrated solution, and does not need to be added with artificial pigment; the pitaya flower health-care jelly integrates the tastes of pitaya flower concentrated solution, fructus momordicae concentrated solution, honey and dried orange peel, so that the jelly is uniquein taste; and in addition, the jelly also has the nutrients of pitaya flower and dried orange peel, so that the jelly is suitable for people with cough, phthisis and the like as snacks.

The invention belongs to the field of drugs and relates to a drug for the treatment of cervical cancer and use thereof. The drug is made from aspirin, a 1-position substituted beta-carbalin and pharmaceutical preparation excipients. Wherein the 1-position substituted beta-carbalin is selected from 1-acetyl-beta-carbalin or 1-methoxycarbonyl-beta-carbalin, and 1-acetyl-beta-carbalin is preferable.The ratio of aspirin of the drug and the 1-acetyl-beta-carbalin in mass is from 10:1 to 17:1. The dosage form of the drug is optimized as oral solid preparation. In the experimental study, it is foundthat the combination of the 1-acetyl-beta-carbalin and the aspirin has inhibitory effect on cervical cancer transplantation model and has the potential to be used in the treatment of cervical cancer.

The embodiment of the invention discloses a flood forecasting method and system based on historical data to solve a problem of low flood forecasting precision and accuracy. The method comprises the following steps: analyzing the GIS (Geographic Information System) data and the DEM (Digital Elevation Model) data of a forecasting drainage basin, and dividing the forecasting drainage basin into various hydrologic units; carrying out rainfall comparison on historical meteorological hydrologic data under each hydrologic unit with corresponding practical meteorological hydrologic data, determining the historical meteorological hydrologic data matched with rainfall, and weighting with runoff volume obtained by analog computation to obtain a forecasting result of each hydrologic unit; if a certainty coefficient of the forecasting result of each hydrologic unit and the corresponding practical meteorological hydrologic data is greater than or equal to an effective threshold value, utilizing the rainfall capacity of each hydrologic unit and a parameter adopted by analog computation under each hydrologic unit to calculate the flood element of each hydrologic unit; and according to the flood element of each hydrologic unit, carrying out flood forecasting. Floor forecasting precision and accuracy can be improved.

The invention provides a mobile network credibility evaluation method and device, and the method comprises the steps: traversing a to-be-tested mobile network, and obtaining the credible information data of the mobile network; the credible information data comprises connectivity data, availability data and validity data; comparing the credible information data with a preset comparison database to obtain initial processing data; establishing the comparison database according to historical credible information data and historical expert measurement results; inputting the initial processing data into a pre-trained first evaluation model to obtain a first evaluation result; the first evaluation model comprises a corresponding relation between the initial processing data and an evaluation result; inputting the initial processing data into a pre-trained second evaluation model to obtain a second evaluation result; and determining an evaluation result according to the initial processing data, the first evaluation result and the second evaluation result. According to the method, subjective factors and objective factors in the evaluation process are combined, so that the pertinence of mobile network security evaluation is improved.

The invention relates to the field of ferroelectric ceramic materials and discloses a method for preparing BaTiO3 ceramic.The method for preparing the BaTiO3 ceramic comprises the steps that acetylacetone barium and titanium oxide acetylacetonate serve as raw materials, absolute ethyl alcohol serves as solvent, and by means of low-temperature sintering, BaTiO3 crystal powder is obtained; and by means of high-temperature sintering, the BaTiO3 ceramic is obtained.Acetylacetone salt is adopted as a reaction presoma for the first time, the BaTiO3 ceramic is sintered and prepared, and the novel method for preparing BaTiO3 ceramic is provided.According to the method, the technology is simple, requirements for a reaction system are low, and energy consumption is low.A step-by-step temperature rising method is adopted, low-temperature sintering and high-temperature sintering are conducted, and by controlling sintering time at the different temperatures, the prepared BaTiO3 ceramic is good in crystallinity and superior in dielectric property.

The embodiment of the invention discloses a search result recall method, device, server and storage medium. The method includes: recalling a first recall list conforming to the text similarity rule with the query sentence from the data of the whole network; recalling the second recall list of the query sentence from a predetermined recall result database, and storing in the recall result database determined based on user behavior. The historical query statement and the corresponding recall list, and the historical query statement and the corresponding recall list do not conform to the text similarity rule; the first recall list and the second recall list are fused as the recall result. Through the above scheme, the results that conform to the text similarity rule with the query statement can be accurately recalled, and the results that do not conform to the text similarity rule with the query statement but conform to the user's historical behavior can be recalled. The combined recall result is more comprehensive and conforms to the user's characteristics. , making it possible to personalize the display of search results.

The invention discloses a preparation method of CaCu3Ti4O12. The method comprises a preparation method of CaCu3Ti4O12 crystal powder and a preparation method of CaCu3Ti4O12 ceramic. The preparation method of the CaCu3Ti4O12 crystal powder includes: adopting calcium acetylacetonate Ca(acac)2, copper acetylacetonate Cu(acac)2 and titanium oxide acetylacetonate TiO(acac)2 as the raw materials, using anhydrous ethanol as the solvent, taking anhydrous citric acid as the stabilizer, and conducting low temperature calcination to obtain CaCu3Ti4O12 crystal powder; the preparation method of the CaCu3Ti4O12 ceramic includes: conducting tabletting on the CaCu3Ti4O12 crystal powder, and then performing high temperature sintering to obtain CaCu3Ti4O12 ceramic. The method provided by the invention for the first time takes the organic metal compound calcium acetylacetonate, copper acetylacetone and titanium oxide acetylacetonate as the precursor raw materials, adopts anhydrous ethanol as the solvent, employs anhydrous citric acid as the stabilizer, and carries out simple mixing, drying and low temperature calcination to obtain high purity and good crystal form CaCu3Ti4O12 crystal powder. The method solves the technical problem that with a necessary high temperature sintering process, the solid phase oxide method, sol-gel method and liquid phase synthesis method cannot acquire high purity CaCu3Ti4O12 crystal powder at low temperature.

The invention provides a rubber tree HbWRKY83 gene. The nucleotide sequence of the gene is as shown in SEQ ID NO:1. The invention further provides HbWRKY83 gene-coded protein and application of the gene. Accordingly, the HbWRKY83 gene is obtained through cloning in a rubber tree for the first time, the gene-coded protein has the transcription factor function and is located in a cell nucleus, and the transcription factor function can be played in the rubber tree. The gene plays an important role in hormone signal transduction such as latex metabolism and ethylene in rubber tree laticiferous cells. After overexpression, resilience such as salt resistance and drought resistance of transgenic plants can be improved, the leaf senescence process can be delayed, and meanwhile the important regulation function is achieved in growth and development of the rubber tree and organism and microorganism adversity stress response. In the future, the plants are subjected to genetic improvement by meansof the HbWRKY83 gene, and effective gene resources can be provided for stress resistance such as plant high salt resistance and drought resistance and delaying leaf senescence.

The invention discloses a veterinary drug for treating high-mortality lactation piglet diarrhea. The veterinary drug is prepared by the following raw materials in part by weight: 10-50 parts of poria peel, 10-50 parts of carbonized black plum, 10-50 parts of vinegar-fried radix paeoniae alba and 5-15 parts of honey-fried liquorice. The veterinary drug is safe and efficient and has controllable quality. The veterinary drug has the advantages that the poria peel, the carbonized black plum, the vinegar-fried radix paeoniae alba and the honey-fried liquorice are selected as the raw materials, the raw materials are natural traditional Chinese medicine, have a long clinical application history, and have small toxic and side effects and have no residue, and the natural traditional Chinese medicine raw materials and products thereof can be degraded in the natural environment and cannot cause environmental pollution; according to the clinical symptoms and the pathological change of the current high-mortality lactation piglet diarrhea, the treatment based on syndrome differentiation of traditional Chinese medicine is performed, the drug conforms to the characteristics of traditional Chinese medicine, and proved by experiments, the drug has remarkable effects; the product quality standards are made for the veterinary drug, and pachymic acid (C31H50O4) contained in the veterinary drug is not lower than 0.04 mg / ml; the quality is stable and controllable.

The invention provides a rubber tree HbWRKY82 gene. The nucleotide sequence of the gene is as shown in SEQ ID NO:1. The invention further provides HbWRKY82 gene-coded protein and application of the gene. Accordingly, the HbWRKY82 gene is obtained through cloning in a rubber tree for the first time, the gene has the transcription factor function and is located in a cell nucleus, the expression of the gene is induced by ethephon, the expression is lowered in the leaf senescence process in a rubber tree with dead bark, and the reverse regulation function is achieved. After overexpression, tolerance of transgenic plants on stress environments such as high salt and drought; meanwhile, the function of regulating leaf senescence is achieved, and the important regulating effect is achieved in growth and development of the rubber tree and response to organism and microorganism adversity stress. In the future, the plants are subjected to genetic improvement by means of the HbWRKY82 gene, and effective gene resources can be provided for stress resistance such as plant salt resistance and drought resistance and delaying leaf senescence.

The invention discloses an ideal two-dimensional Fermi liquid system Bi2O2Se single crystal, and belongs to the field of electronic materials. The crystal structure of the Bi2O2Se single crystal is atetragonal crystal system, and the space group is I4 / mmm (139). The Bi2O2Se single crystal can be prepared by using a chemical vapor-phase transport method (i.e. a sublimation method) and a solidification crystallization method. The Bi2O2Se single crystal which is obtained through growth by using the two methods is of a sheet shape, and the crystal has a size range of millimeters, high purity andgood chemical composition uniformity. In a wide temperature range of 2-300 K, the experimentally-measured resistivity of the Bi2O2Se crystal is proportional to the square of temperature (T<2>), the Fermi liquid theory is conformed, and the Bi2O2Se single crystal is an ideal two-dimensional Fermi liquid system. In addition, the electron mobility of the Bi2O2Se crystal is not less than 2.24x10<5> cm<2>V<-1>s<-1> at 2 K and 300 cm<2>V<-1>s<-1> at 300 K separately, and the Bi2O2Se has good stability in air, so good application prospects are achieved in the field of future electronic devices; and meanwhile the Bi2O2Se has a simple growth method and low cost, and is conducive to industrial production.

The invention relates to an artificial Reticulitermes cultivation method with outdoor nest groups, which includes the steps of field nest group positioning, winged Reticulitermes collection, preparation of simulated chamber nesting units, installation of nest fixing pipes, artificial synchronous swarming, sex determination and dealation, dealate Reticulitermes pairing and settling, regular check and maintenance, anatomic observation and the like. The nest groups are maintained at 15 DEG C for one to two weeks so that all winged Reticulitermes in each nest is about to swarm, the nests are moved indoors, and net covers are used to collect the swarming Reticulitermes. A green land is divided into a plurality of plots, the nest fixing pipes are driven in, pine blocks are placed into the nest fixing pipes, one pair of the dealate female and the dealate male which pair successfully are placed into one nest fixing pipe of a corresponding number, and an opening of the nest fixing pipe is covered with a glass sheet and covered with a plastic barrel. Nesting conditions and temperature and humidity are observed every 2-3 days, the temperature and the humidity are kept, and part of the nests can be subjected to anatomic observation and statistics after five months. The artificial Reticulitermes cultivation method with outdoor nest groups is simple in operation and high in success rate, nesting success rate can reach 65%, ranks such as youths, soldiers and the like are generated, and the method is worthy of popularization and application.

The invention provides a novel portable intelligent detection water purifier. The intelligent detection water purifier comprises a water flow splitting mechanism, a filter element, a water quality induction device, a Bluetooth data transmission device and an anti-wearing and corrosion-resisting shell, wherein the water flow splitting mechanism is a main structure of the intelligent detection water purifier and is composed of a raw water and pure water switching switch, a flow splitting valve, a water faucet connector and a raw water outlet which are connected by connection pieces. The water quality induction device comprises a water flow sensor, a power supply battery and a control board. The intelligent detection water purifier is easy to carry and a user can safely and trustingly put the water purifier on water faucets of different environments at any time and anywhere. Data can be transmitted through Bluetooth without a network by using a cell phone app in a short distance, and the use condition of the water purifier also can be monitored in real time from a third party server (such as a cloud) in a network environment and the user is reminded of replacing the filter element in time. Finally, the aims of safety, intelligence and portability are realized.