Abstract: The disclosure relates to a method, apparatus, readable medium, and electronic device for live stream interaction. The method includes: in accordance with displaying of a first control at a first target position of a live stream interface, obtaining a first duration during which a user watches the live stream interface; in accordance with a determination that the first duration is greater than or equal to a first predetermined duration threshold, switching the first control to a second control, and displaying the second control at a second target position of the live stream interface; and in response to a first operation command performed by the user on the second control, allocating a virtual resource to the user. In this way, interaction modes of a live stream room are enriched, and an activity level of the live stream room can be improved.

Abstract: The embodiments of the present disclosure provide a motor external rotor, a brushless permanent magnet motor and an electrical product, the motor external rotor including: a first inner cylinder portion, an outer cylinder portion located at a radial outer side of the first inner cylinder portion, and a connection portion radially connecting the first inner cylinder portion and the outer cylinder portion, the connection portion including: a plurality of first web sections extending from an axial side of an outer circumferential surface of the first inner cylinder portion in a direction away from the first inner cylinder portion; a plurality of second web sections extending from the other axial side of the outer circumferential surface of the first inner cylinder portion in a direction away from the first inner cylinder portion, and the plurality of second web sections and the plurality of first web sections being arranged circumferentially at intervals; and a plurality of axial connection sections extending fr

Abstract: A polyhydroxypolycarboxylic acid and a water soluble phosphino polycarboxylate may be added to an aqueous system, such as a cooling water system, in order to inhibit corrosion as well as the deposition of corrosion within the system. The water soluble phosphino polycarboxylate may be derived from a phosphinyl unsaturated monomer and an ethylenically unsaturated carboxylic acid monomer. The aqueous system may be a cooling water system such as a cooling tower, a closed cooling water system, an air-conditioning water systems, a wastewater treatment system as well as a deionized water production system.

Abstract: The disclosure discloses a LCCS system comprising: a service terminal. The service terminal comprises a plurality of worker nodes and a master mode, the worker nodes comprises a plurality of servers, each server is used to provide at least one type of calculating service corresponding to one type of application installed in mobile terminals; and a plurality of mobile terminals, each mobile terminal is installed with at least one application, wherein the applications correspond to the calculating services provided by the servers. The beneficial effect of the invention at least lies in: the LCCS system is not only able to reduce the power consumption and enhance the performance of mobile terminals, but also reduce the burden of application development.

Abstract: The flexible dust shield (10) is a dust cover for repelling dust particles from a photovoltaic solar collector panel, the exposed glass surfaces of a high-rise building façade or the like by action of an electric field. The dust shield (10) includes a pattern of electrodes (12) made from a conductive ink, such as silver ink or carbon ink, which is printed on a flexible substrate (14) made from a thermoplastic film. A cover sheet (16) of thermoplastic film is laminated to the substrate (14) over the pattern of electrodes (12). The electrodes (12) are adapted for attachment to a single phase or multi-phase alternating current signal, which generates an electric field for repelling dust particles.

Abstract: The flexible dust shield (10) is a dust cover for repelling dust particles from a photovoltaic solar collector panel, the exposed glass surfaces of a high-rise building façade or the like by action of an electric field. The dust shield (10) includes a pattern of electrodes (12) made from a conductive ink, such as silver ink or carbon ink, which is printed on a flexible substrate (14) made from a thermoplastic film. A cover sheet (16) of thermoplastic film is laminated to the substrate (14) over the pattern of electrodes (12). The electrodes (12) are adapted for attachment to a single phase or multi-phase alternating current signal, which generates an electric field for repelling dust particles.

Abstract: Water-soluble polymers may be added to an aqueous system to inhibit or decrease scale deposition within the aqueous system. In a non-limiting embodiment, the water-soluble polymer(s) may be or include polymaleates, polyacrylates, copolymers thereof, and combinations thereof. The treated aqueous system may include a decreased amount of scale deposition as compared to an otherwise identical aqueous system absent the water-soluble polymer(s).

Abstract: An addition compound, prepared by reacting a) one or more polyisocyanates having an average functionality of 2-6; b) one or more compounds comprising at least one chain selected from the group consisting of polyester, polyether, polyacrylate, polyurethane, polyolefin and a combination thereof; and at least one isocyanate reactive group, wherein the at least one isocyanate reactive group is an amino group; and c) one or more compounds selected from the group consisting of N-(3-aminopropyl) imidazole (API), benzoguanamine (BGA) and N-(2-aminoethyl) piperazine (AEP). The addition compound is suitable as dispersant or anti-sedimentation agent, especially for pigments, fillers and matting agents.

Abstract: The present invention directs a patch board and a lithium-ion battery pack using the same.

Abstract: A polyhydroxypolycarboxylic acid and a water soluble phosphino polycarboxylate may be added to an aqueous system, such as a cooling water system, in order to inhibit corrosion as well as the deposition of corrosion within the system. The water soluble phosphino polycarboxylate may be derived from a phosphinyl unsaturated monomer and an ethylenically unsaturated carboxylic acid monomer. The aqueous system may be a cooling water system such as a cooling tower, a closed cooling water system, an air-conditioning water systems, a wastewater treatment system as well as a deionized water production system.

Abstract: Water-soluble polymers may be added to an aqueous system to inhibit or decrease scale deposition within the aqueous system. In a non-limiting embodiment, the water-soluble polymer(s) may be or include polymaleates, polyacrylates, copolymers thereof, and combinations thereof. The treated aqueous system may include a decreased amount of scale deposition as compared to an otherwise identical aqueous system absent the water-soluble polymer(s).

Abstract: A semiconductor device is provided. The semiconductor device includes a semiconductor substrate, and a memory cell disposed on the semiconductor substrate. The memory cell includes a selection transistor and a memory transistor. The selection transistor includes a selection gate, a first source, and a first drain. The memory transistor includes a floating gate, a control gate, a second source, a second drain, and a first insulating layer disposed between the floating gate and the control gate. The semiconductor device further includes a selection gate sidewall spacer disposed near an edge of a bit line of the selection gate of the selection transistor. The selection gate sidewall spacer is separated from the selection gate by a second insulating layer. The selection gate sidewall spacer and the control gate are formed of a first material.

Abstract: An addition compound, prepared by reacting a) one or more polyisocyanates having an average functionality of 2-6; b) one or more compounds comprising at least one chain selected from the group consisting of polyester, polyether, polyacrylate, polyurethane, polyolefin and a combination thereof; and at least one isocyanate reactive group, wherein the at least one isocyanate reactive group is an amino group; and c) one or more compounds selected from the group consisting of N-(3-aminopropyl)imidazole (API), benzoguanamine (BGA) and N-(2-aminoethyl)piperazine (AEP). The addition compound is suitable as dispersant or anti-sedimentation agent, especially for pigments, fillers and matting agents.

Abstract: A folding electronic device includes a first main body having a first housing, an engagement unit, a second main body engaged with the first main body, and a locking mechanism. The locking mechanism includes a hook member, a hook driving member, a first reset driving member, and a latch member. The hook member is fixed to the first main body. The latch member is fixed to the second main body. The hook driving member drives the hook member to protrude from the first housing to latch with the latch member when the electronic device is folded. The reset driving member retracts the hook member into the first housing when the electronic device is unfolded.

Abstract: Hydroxycarboxylic acids and/or transition metal salts may be added to an aqueous system to inhibit corrosion and/or scale deposition within the aqueous system. The aqueous system may include a calcium containing component in an amount ranging from about 0.01 ppm to about 200 ppm. The hydroxycarboxylic acid may have two or more carboxylic acid groups. The transition metal salt may have or include a transition metal, such as but not limited to, Zn (II), Zn (IV), Sn, Al, Mn, Mo, and combinations thereof. The aqueous system may be or include a cooling tower, a cooling water system, and combinations thereof.

Abstract: Hydroxycarboxylic acids and/or transition metal salts may be added to an aqueous system to inhibit corrosion and/or scale deposition within the aqueous system. In a non-limiting embodiment, a phosphorous-containing component may not be added to or include in the aqueous system. The hydroxycarboxylic acid may have two or more carboxylic acid groups. The transition metal salt may have or include a transition metal, such as but not limited to, Zn (II), Zn (IV), Sn, Al, Mn, and combinations thereof. The aqueous system may be or include a cooling tower, a cooling water system, and combinations thereof.

Abstract: A keyboard includes a first keyboard section, a second keyboard section, and a connection structure. The connection structure includes a hook portion, a first operation member, a drive portion, and at least one latch portion. The hook portion, the first operation member, and the drive portion are defined at the first keyboard section, and the at least one latch portion is defined at the second keyboard section. The first operation member is detachably clasped with the hook portion. The drive portion drives the hook portion moving along a first direction to protrude out of the first keyboard section when the first operation member is operated to detach the hook portion. The at least one latch portion is configured for latching with the hook portion to detachably engage the first keyboard section with the second keyboard section.

Abstract: A semiconductor device is provided. The semiconductor device includes a semiconductor substrate, and a memory cell disposed on the semiconductor substrate. The memory cell includes a selection transistor and a memory transistor. The selection transistor includes a selection gate, a first source, and a first drain. The memory transistor includes a floating gate, a control gate, a second source, a second drain, and a first insulating layer disposed between the floating gate and the control gate. The semiconductor device further includes a selection gate sidewall spacer disposed near an edge of a bit line of the selection gate of the selection transistor. The selection gate sidewall spacer is separated from the selection gate by a second insulating layer. The selection gate sidewall spacer and the control gate are formed of a first material.

Abstract: A power plug for connecting with a power outlet includes at least two metal connecting poles, two outputting cavities, and two conductive resilient sheets. The two outputting cavities are defined in a lower case of the power plug to connect an external device. The two conductive resilient sheets are received within an inner space of the power plug. The at least two metal connecting poles pass through an exterior surface of the power plug into the internal space to form two connecting terminals. Each of the conductive resilient sheets is connected between one of the two connecting terminals and a corresponding outputting cavity to transport electrical power from the power jack to the external device.

Abstract: A semiconductor device is provided. The semiconductor device includes a semiconductor substrate and an electrostatic discharge (ESD) protection device disposed on the semiconductor substrate. The ESD protection device includes a source and a drain disposed in the semiconductor substrate, a gate disposed on the semiconductor substrate between the source and the drain, and a p-type doped region disposed in the drain.