Abstract: A laser device includes a gain medium, a zero-degree reflective mirror, a first retro-reflective mirror, a second retro-reflective mirror, and an output coupling mirror. The gain medium is used to generate radiation light; the zero-degree reflective mirror has a common optical axis with the gain medium, and the zero-degree reflective mirror is used to totally reflect second-direction radiation light that is incident on the zero-degree reflective mirror in an optical-axis direction; the first-direction radiation light and the first emitted light are spaced from and parallel to each other in opposite directions; the first emitted light and the second emitted light are spaced from and parallel to each other in opposite directions; a resonant cavity is formed between the zero-degree reflective mirror and the output coupling mirror; the output coupling mirror is used to transmit and output first partial radiation light, and reflect second partial radiation light.

Abstract: Disclosed is an internal circulation range hood, comprising a housing, an air-suction inlet, a fan, a cold compression chamber, an air-guide outlet, and a cooling device, wherein the air-suction inlet is in communication with the cold compression chamber and the cold compression chamber is in communication with the air-guide outlet. The fan is disposed at the air-suction inlet. The housing is in a shape of hood, and is internally provided with a hollow fume suction chamber. The air-suction inlet is arranged at atop of the fume suction chamber, and the air-guide outlet is located at a lower edge of an inner wall of the fume suction chamber, an opening of the air-guide outlet obliquely or directly faces the air-suction inlet.

Abstract: Disclosed is a kitchen range with internal circulation oil fume purification, including a housing, a gas suction port, a gas suction channel, a blower device, a gas exhaust channel, a gas guide port, and a purification device. The housing is provided with a stovetop and a fume collecting hood extending outwards, and the stovetop is provided with a stove area. The gas suction port is provided on the lower surface of the fume collecting hood. The gas guide port is arranged on the stovetop, and has a multi-hole structure with multiple holes, wherein the holes are provided around a periphery of the stove area, and all the holes are inclined toward a same clockwise or anti-clockwise direction and have a same inclined angle with respect to the stovetop.

Abstract: A copy generation method and apparatus, an electronic device, a computer storage medium and a computer program product. The method comprises: acquiring first attribute data of a commodity (100); determining first key attribute data of the commodity on the basis of a pre-trained first copy generation model, wherein the first key attribute data represents part of the first attribute data (101); obtaining a first candidate copy set for the commodity according to the first key attribute data, wherein the first candidate copy set represents a set of at least one piece of commodity copy (102); and screening candidate copy data according to a quality determination rule, and determining a target commodity copy, wherein the candidate copy data comprises the commodity copy in the first candidate copy set (103).

Abstract: Some embodiments of the present disclosure provide a water softener, a humidifier base, and a humidifier. The water softener includes: a housing internally provided with a resin cavity and sequentially provided with a water inlet and a water outlet along a flowing direction of a water flow; a snap provided on the housing; and a positioning column provided on the end of the housing corresponding to the water inlet and extending toward a direction away from the housing. By providing the snap and the positioning column, when the water softener needs to be assembled, it is merely required to mount the snap and the positioning column to the corresponding parts of one humidifier; in this case, a water flow will enter the water softener through the water inlet to implement a subsequent water softening operation.

Abstract: The use of a genetic method to down-regulate RBO/EFR3/EFR3A/EFR3B proteins, TTC7 protein or PI4KIII? enzyme protein which interacts with RBO/EFR3/EFR3A/EFR3B proteins and TTC7 protein, or the use of a drug to inhibit PI4KIII? protein kinase activity reduces the accumulation of A?42 within neurons and age-dependent synaptic transmission failure and other obstacles in a fruit fly AD model, and obtains an effect of improving the learning and memory abilities of AD model mice. Provided is a method for using an RBO/EFR3/EFR3A/EFR3B inhibitor, a TTC7 inhibitor and a PI4KIII? inhibitor to treat Alzheimer's disease. Also provided is a method for screening a drug treating Alzheimer's disease by whether A? secretion by nerve cells is promoted or not.

Abstract: The present invention discloses a method for starting a single-stage system for nitrogen removal coupling partial denitrification and anammox. The two nitrogen removal processes are coupled by gradually enriching denitrifying bacteria in anammox granular sludge and then activating the partial denitrification process of the functional bacteria (denitrifying bacteria). Particularly, the method comprises: inoculating anammox granular sludge in a single-stage reactor, adding an organic carbon source in gradients to enrich denitrifying bacteria and to adapt anammox bacteria, and replacing nitrites in feed with nitrates gradually to activate the partial denitrification process.

Abstract: The present invention provides a tetrahydroprotoberberine compound represented by the formula (I), enantiomers, diastereomers, racemates and mixtures thereof, and pharmaceutically acceptable salts, crystalline hydrates and solvates thereof. The invention also provides a method for preparing the compound and the use thereof in the preparation of a medicament for preventing and/or treating central nervous system diseases.

Abstract: The present invention relates to an antiviral application of nucleoside analogs. Specifically, the present invention relates to uses of nucleoside analogs and a pharmaceutical composition thereof as: (a) inhibitors for inhibiting the replication of coronaviruses, influenza viruses, respiratory syncytial viruses, flaviviridae viruses, filoviridae viruses and/or porcine epidemic diarrhea virus (PEDV); and/or (b) medicines for treating and/or preventing and mitigating diseases caused by coronavirus, influenza virus, respiratory syncytial virus, flaviviridae virus, filoviridae virus and/or porcine epidemic diarrhea virus (PEDV) infections. The nucleoside analogs according to the invention may treat and/or prevent and mitigate respiratory infection, pneumonia (COVID-19) and other related diseases caused by 2019 novel coronavirus infection.

Abstract: The present application relates to imidazolidinone derivatives and medical use thereof, and in particular relates to pyrimidine derivatives represented by general formula (I), or stereoisomers, solvates, metabolites, prodrugs, pharmaceutically acceptable salts or co-crystals thereof, a pharmaceutical composition comprising the same, and use of the compound or pharmaceutical composition according to the present application in the manufacture of a medicament for treatment of cancer.

Abstract: The disclosed technology is generally directed to the conversion of text to tables. In one example of the technology, input text that includes at least three rows is received. A plurality of characteristics of the input text is determined. Each characteristic of the plurality of characteristics is associated with a uniformity between the rows of the input text. The plurality of characteristics includes at least one characteristic that is associated with a delimiter count. A determination is made as to whether the input text is suitable for conversion to table based on the plurality of characteristics. Upon determining that the input text is suitable for conversion to a table, a machine learning model is used to convert the input text into a table.

Abstract: A method and device for identifying an attribute word of an article are provided. The method includes: acquiring an article information of a to-be-identified article; performing word segmentation on the article information; identifying a word segmentation result based on a preset rule; determining a similarity of a first attribute word to each standard attribute word to determine whether the first attribute word is valid when the first attribute word is acquired; identifying the word segmentation result based on a sequence labeling model to acquire a second attribute word-when the first attribute word is invalid or when the first attribute word is not acquired; determining a similarity of each of the second attribute words to each standard attribute word; and determining a final attribute word of the to-be-identified article based on the similarity of each of the second attribute words.

Abstract: An extensible user experience framework uses a graphical user interface (GUI) panel output for display at a client device to display alerts of real-time communications and presenting single-click options for a user of the client device to select to initiate actions in response to those alerts. The GUI panel persists at a top of a foreground of a display of the client device. An entry identifying a real-time communication received at the client device is output within the GUI panel and includes one or more response actions that are each selectable within the GUI panel to initiate a different action for the real-time communication. Based on a selection of a response action of the one or more response actions, an action is initiated for the real-time communication.

Abstract: A pyrrolo[2,3-d]pyrimidine derivative targeting EGFR mutations, as well as the preparative method and the use thereof are provided. The derivative is a compound of formula I, or a salt thereof, or a stereoisomer thereof. It has low toxicity to normal cells and has a significant inhibitory effect on lung cancer cell lines, especially has good selectivity and significant inhibitory effect for EGFR-mutant HCC827 cells, against the phosphorylation of EGFR, and against mutant EGFR. It can be used to treat lung cancer, especially non-small cell lung cancer and can also be used to prepare tyrosine kinase inhibitors, especially the inhibitors of EGFR phosphorylation.

Abstract: The present invention relates to a dual-purpose circulating purifier, including a housing, an oil fume purification device, a fresh air supply device, and a double-wing baffle device, where the oil fume purification device includes a fume suction opening, a first air outlet, a grease separator, a fume suction cavity, a first fan, a fume purification chamber, and a fume purification filter layer; the fresh air supply device includes an air suction opening, a second air outlet, a dust blocker, an air suction cavity, a second fan, a gas purification chamber, and a gas purification filter layer; and the double-wing baffle device includes a first baffle and a second baffle. The dual-purpose circulating purifier can purify indoor oil fumes, and also provide purified fresh air to the indoors, greatly improving air quality.

Abstract: The present disclosure provides a beam synthesis method for measuring an array antenna. The method includes: obtaining a phase, an amplitude, and related distance values of each antenna unit, where the related distance values include a first distance value and a second distance value; calculating a phase directivity pattern of each antenna unit, and compensating the phase directivity pattern of each antenna unit based on the phase and the first distance value of each antenna unit, to obtain a phase error value of each antenna unit; and synthesizing radio frequency signals of a plurality of antenna units based on the phase, the amplitude, the second distance value, and the phase error value of each antenna unit, to obtain an antenna beam.

Abstract: An extensible user experience framework includes outputting a graphical user interface (GUI) including a persistent panel for displaying alerts of real-time communications and presenting single-click options for users to select to initiate actions in response to those alerts. A GUI is output for display at a client device. The GUI presents one or more alerts and one or more response actions for each of the one or more alerts, in which each of the alerts corresponds to different real-time communications received at the client device, and the response actions for a given alert are each selectable by a single user interaction to initiate a different action for a real-time communication associated with the given alert. An action for the real-time communication associated with the given alert is later initiated responsive to a selection of a response action for the given alert.

Abstract: A method includes forming a metal bump on a top surface of a first package component, forming a solder region on a top surface of the metal bump, forming a protection layer extending on a sidewall of the metal bump, reflowing the solder region to bond the first package component to a second package component, and dispensing an underfill between the first package component and the second package component. The underfill is in contact with the protection layer.

Abstract: Disclosed is an internal circulation type lampblack purifier. The internal circulation type lampblack purifier comprises a shell, an air inlet, an air outlet, an air inlet channel, an air outlet channel, a fan device, a mechanical grease separator, a gas purification device and a cooling device, wherein the air inlet and the air outlet are arranged on the shell; the mechanical grease separator is arranged at the air inlet or in the air inlet channel; and the cooling device is arranged at the air outlet and comprises a water supply pipe, water spray guide plates, a water mist baffle plate, a spray pipe and a water receiving tank, the spray pipe communicates with the water supply pipe, spray nozzles are arranged on the spray pipe and face the water spray guide plates, the water receiving tank is located below the water spray guide plates, and the water mist baffle plate is provided with blades at certain gaps.

Abstract: An extensible user experience framework includes outputting a graphical user interface (GUI) including a persistent panel for displaying alerts of real-time communications and presenting single-click options for users to select to initiate actions in response to those alerts. A GUI is output for display at a client device. The GUI presents one or more alerts and one or more response actions for each of the one or more alerts, in which each of the alerts corresponds to different real-time communications received at the client device, and the response actions for a given alert are each selectable by a single user interaction to initiate a different action for a real-time communication associated with the given alert. An action for the real-time communication associated with the given alert is later initiated responsive to a selection of a response action for the given alert.