Abstract: The present invention relates to a Si-containing high-strength and low-modulus medical titanium alloy, and an additive manufacturing method and use thereof. The additive manufacturing method comprises alloy ingredient design, powder preparation, model construction and substrate preheating, and additive manufacturing molding; wherein the Si-containing high-strength and low-modulus medical titanium alloy is designed in the ingredient proportion of Ti 60-70 at. %, Nb 16-24 at. %, Zr 4-14 at. %, Ta 1-8 at. %, Si 0.1-5 at. %.

Abstract: Embodiments of this disclosure discloses a map data processing method, apparatus, computer device and storage medium, the method including: outputting navigation route information associated with a navigation user in a navigation interface of a map client application, the navigation interface including map layer information, the navigation route information being superimposed and displayed on the map layer information, and map field information of the map layer information being first field information; obtaining location information of the navigation user on the navigation route information; and updating and displaying the map field information from the first field information to second field information in the navigation interface when the location information is monitored to be in an intersection area on the navigation route information. By the embodiments of this disclosure, the safety during navigation may be improved.

Abstract: Systems, methods, and computer-readable media are provided for variable precision first in, first out (FIFO) buffers (VPFB) that dynamically changes the amount of data to be stored in the VPFB based on a current amount of data stored in the VPFB and/or based on a current amount of available memory space of the VPFB. The currently unavailable memory space (or the current available memory space) is used to select the size of a next data block to be stored in the VPFB. Other embodiments are disclosed and/or claimed.

Abstract: The present application provides a secondary battery and a power consuming device. The secondary battery comprises a negative electrode plate, wherein the negative electrode plate comprises a negative electrode current collector and a negative electrode film layer formed on at least one surface of the negative electrode current collector, the negative electrode film layer has a first surface away from the negative electrode current collector and a second surface opposite to the first surface; the first area comprises a first active material, the first active material comprises a first carbon-based material, and the first carbon-based material has a pore structure; and the second area comprises a second active material, and the second active material comprises a second carbon-based material. The present application enables the secondary battery to have not only a high energy density but also high safety performance, and good dynamic performance, cycling performance and storage performance.

Abstract: The present application provides a carbon material, a method for preparing the same, and a secondary battery and an electrical device comprising the same. The carbon material includes a pore structure, an adsorption amount of linseed kernel oil to 100 g of the carbon material 100 g is denoted as A in ml, a specific surface area of the carbon material is denoted as B in m2/g and the carbon material satisfies: 36?A×B?75. The carbon material provided in the present application can make the secondary battery have high initial columbic efficiency, high energy density and good cycle performance and storage performance.

Abstract: The present application provides a carbon material, a method for preparing the same, and a secondary battery and an electrical device comprising the same. The carbon material includes a pore structure, wherein the carbon material satisfies 0.150?ID/IG?0.280, with ID indicating an intensity of the D peak of the Raman spectrum at 1350±50 cm?1 and IG indicating an intensity of the G peak of the Raman spectrum at 1580±50 cm?1. The carbon material provided in the present application can make the secondary battery have high initial columbic efficiency, high energy density, good cycling performance and storage performance.

Abstract: The present application provides a carbon material and a preparation method therefor, a secondary battery containing same and a power consuming device. The carbon material comprises pore structures, and has two diffraction peaks in a range of 25.5°-27.5° of 2? in a peak-resolving pattern of an X-ray diffraction pattern of the carbon material. The secondary battery provided by the present application has both a good cycling performance and a dynamic performance.

Abstract: The present application relates to the field of mobile communication and discloses an information reporting method and apparatus, an information receiving method and apparatus, a device, and a storage medium. The method comprises: a terminal sends channel state information to a network device, the channel state information comprising a time domain parameter and/or a Doppler domain parameter. The terminal reports the channel state information comprising the time domain parameter and/or the Doppler domain parameter to the network device, where the time domain parameter and/or the Doppler domain parameter may indicate a coherence time of the channel, so as to facilitate determination of a time domain correlation of the channel on the basis of the determined coherence time of the channel; also, signaling overhead is reduced while CSI feedback accuracy is improved.

Abstract: The present application provides a carbon material, a method for preparing the same, and a secondary battery and an electrical device comprising the same. The carbon material includes a pore structure, the carbon material has a total pore volume denoted as V and a powder compaction density under a pressure of 50,000 N denoted as P, and the carbon material satisfies: 4.1×10?3?V×P?12.0×10?3, in which the total pore volume V of the carbon material has an unit of cm3/g and the powder compaction density P under a pressure of 50,000 N has an unit of g/cm3. The carbon material provided in the present application can make the secondary battery have high initial columbic efficiency, high energy density and also good cycling performance and storage performance.

Abstract: A touch display substrate, a method for manufacturing a touch display substrate and a display apparatus are provided. The touch display substrate includes: a base substrate; at least one touch electrode, which includes a plurality of touch signal lines extending in preset directions, and the plurality of touch signal lines form a mesh structure; display signal lines on the base substrate and electrically connected to display pixels for providing display signals there to; second signal lines electrically connected to a constant potential terminal, and between a layer of the touch signal lines and a layer of the display signal lines. Orthographic projections of the second signal lines on the base substrate at least partially overlap with those of at least some touch signal lines; and/or orthographic projections of the second signal lines on the base substrate at least partially overlap with those of at least some display signal lines.

Abstract: A composite artificial graphite includes a first graphite and a second graphite. The first graphite includes secondary particles and has a graphite interlayer spacing d002 of 0.33560 nm to 0.33610 nm. The second graphite includes primary particles and has a graphite interlayer spacing d002 of 0.33620 nm to 0.33670 nm. A mass percentage of the first graphite in the composite artificial graphite is 40% to 90%.

Abstract: The present application provides a thermoelectric conversion apparatus, an electronic device, and a waste heat recycling system. The thermoelectric conversion apparatus includes: a power generator including a first end face and a second end face opposite to each other; lead terminals, both the first end face and the second end face of the power generator being provided with the lead terminals, wherein in a case where there is a temperature difference between the second end face and the first end face of the power generator, electric potential is generated in the power generator, and electric energy is output through the lead terminals disposed on the second end face and the first end face of the power generator; and a supporter configured to support and fix the power generator.

Abstract: The present invention belongs to the field of additive manufacturing technology, and discloses a 4D printing method capable of in-situ regulating functional properties of nickel-titanium (NiTi) alloys and the application thereof. The method comprises the following steps: subjecting NiTi alloy bars to atomization milling to obtain NiTi alloy powder with a particle size of 15-53 ?m, placing the NiTi alloy powder in a discharge plasma assisted ball mill for discharge treatment to promote the activation of powder activity, then adding nano-sized Ni powder with a particle size of 100-800 nm to obtain mixed powder, then continuing the discharge treatment to realize the metallurgical bonding between the NiTi alloy powder and the nano-sized Ni powder to obtain the modified powder, and finally using the additive manufacturing technology to prepare and form the modified powder into a functionalized NiTi alloy.

Abstract: The present application provides a secondary battery including a negative electrode plate which includes a negative electrode current collector and a negative electrode film that is formed on at least one surface of the negative electrode current collector, has a first surface away from the negative electrode current collector and a second surface disposed opposite to the first surface, and has a thickness denoted as H. A region from the second surface of the negative electrode film to the thickness of 0.3 H is denoted as a first region, and a region from the first surface of the negative electrode film to the thickness of 0.3 H is denoted as a second region. The first region includes a first active material including a first carbon-based material, the second region includes a second active material including a second carbon-based material. The first carbon-based material has a pore structure.

Abstract: The present disclosure provides a touch substrate, a display panel and a display apparatus. The touch substrate includes: a touch insulating layer; a touch electrode, provided at a side of the touch insulating layer; and a first floating electrode, provided at a side of the touch insulating layer away from the touch electrode, where the first floating electrode and the touch electrode at least partially overlap in a thickness direction of the touch insulating layer. In the present disclosure, a signal-to-noise ratio can be improved.

Abstract: A method for transmitting a feedback sequence includes receiving, by a feedback terminal, data on a data channel. The data corresponds to a reception power and a transmission power. The feedback terminal determines the number of sending times to send a feedback sequence based on the reception power and the transmission power. The feedback terminal sends the feedback sequence based on the number of sending times.

Abstract: The disclosure discloses peony bark essential oil silica nanoparticles and a preparation method and application thereof. The peony bark essential oil silica nanoparticles of the disclosure are prepared from mesoporous silica, peony bark essential oil, and chloroform in a solid-liquid ratio of 90-110 mg:50-150 ?L:0.5-2 mL. In the disclosure, the peony bark essential oil is used as a main active ingredient, and the peony bark essential oil is loaded into mesoporous silica particles to prepare the peony bark essential oil silica nanoparticles. The peony bark essential oil silica nanoparticles are uniform in size, high in coating efficiency, and good in release performance. The mesoporous silica prepared in the disclosure may be effectively compatible with the peony bark essential oil, and may effectively improve an anti-mite effect of the peony bark essential oil while achieving slow release of the peony bark essential oil.

Abstract: A method of mounting a water outlet device, including passing a valve threaded body of at least one regulating valve and pipes from a top portion of a sanitary appliance countertop to a lower portion of the sanitary appliance countertop, where the valve threaded body of the at least one regulating valve is disposed at a lower end of the at least one regulating valve and is disposed out of a valve body of the at least one regulating valve and the pipes extend downward, sleeving a first thumb nut onto the pipes and the valve threaded body of the at least one regulating valve from bottom to top at the lower portion of the sanitary appliance countertop, and manually tightening the first thumb nut to fix the at least one regulating valve on the sanitary appliance countertop.

Abstract: The present disclosure provides a state testing method for a rail vehicle, an on-board controller, and a zone controller.