Abstract: A centrifugal testing device for simulating ground subsidence induced by buried pipeline leakage and infiltration includes a model box provided with a transparent observation window at a front side, a chamber partitioning plate, a damaged pipeline model, permeable plates, and a water-soil separation device. A front part of the model box is divided into a test soil chamber for filling model soil and seepage chambers located at two sides of the test soil chamber. A rear part of the model box is divided into a soil filtration chamber and water circulation supply chambers located at two sides of the soil filtration chamber. The damaged pipeline model includes a front end provided with an electric push rod for controlling a crack of the damaged pipeline model to be opened and closed and a rear end provided with a ball valve device and connected to a water pump.

Abstract: A centrifugal testing device for simulating ground subsidence induced by buried pipeline leakage and infiltration includes a model box provided with a transparent observation window at a front side, a chamber partitioning plate, a damaged pipeline model, permeable plates, and a water-soil separation device. A front part of the model box is divided into a test soil chamber for filling model soil and seepage chambers located at two sides of the test soil chamber. A rear part of the model box is divided into a soil filtration chamber and water circulation supply chambers located at two sides of the soil filtration chamber. The damaged pipeline model includes a front end provided with an electric push rod for controlling a crack of the damaged pipeline model to be opened and closed and a rear end provided with a ball valve device and connected to a water pump.

Abstract: A display method, a displaying device, electronic equipment and a storage medium. The display method comprises: acquiring menu data, target display position data of the menu data on a display screen, and source data, wherein the source data includes N channels of first display data, and the first display data has a preset size; conducting format conversion on the menu data to obtain M channels of second display data with a preset size; fusing the first display data with the second display data according to the target display position to obtain third display data; and displaying the third display data on the display screen.

Abstract: An all-solid-state lithium battery is disclosed, including a substrate; and a plurality of layers of lithium battery units stacked on the substrate. Each layer of lithium battery unit of the plurality of layers of lithium battery units includes at least two electrode collector layers, a first electrode layer, an electrolyte layer and a second electrode layer. Two neighboring layers of lithium battery units share one of the electrode collector layers. A method for fabricating an all-solid-state lithium battery is further disclosed.

Abstract: A ?-caprolactone precursor-aroma compound and a preparation method and uses thereof are disclosed. The preparation method specifically includes: dissolving ?-caprolactone in a sufficient amount of a solvent, adding an alkali at ?78° C. to 0° C., stirring the resulting mixture to allow a reaction for 20 min or more, adding 2-acetylpyridine, further stirring at ?78° C. to 0° C. to allow a reaction for 30 min or more, quenching the reaction, and finally subjecting the resulting reaction system to post-treatment, separation, and purification to obtain the target lactone precursor-aroma compound.

Abstract: A method for manufacturing an all-solid lithium battery includes: providing a substrate; and forming M rows×N columns of lithium battery cells on the substrate, wherein each of the lithium battery cells includes a positive electrode current collector layer, a positive electrode layer, an electrolyte layer, a negative electrode layer, and a negative electrode current collector layer.

Abstract: An intelligent caring mirror, an intelligent caring device, and an image displaying method and system, which relates to the technical field of image displaying. The intelligent caring mirror (10) includes a imaging unit (101), a processor (102) and a mirror-body displaying assembly (103); the imaging unit (101) is configured for collecting a target image in front of the intelligent caring mirror (10), wherein the target image includes at least a user image and an intelligent-caring-device image; the processor (102) is configured for, according to the user image and the intelligent-caring-device image, acquiring a caring instructing video; and the mirror-body displaying assembly (103) is configured for displaying the caring instructing video.

Abstract: A battery and a manufacturing method thereof are disclosed. The battery includes at least one battery cell and at least one switching element; each of the at least one switching element is respectively connected to one or more of the at least one battery cell to control the one or more of the at least one battery cell.

Abstract: A display method, a displaying device, electronic equipment and a storage medium. The display method comprises: acquiring menu data, target display position data of the menu data on a display screen, and source data, wherein the source data includes N channels of first display data, and the first display data has a preset size; conducting format conversion on the menu data to obtain M channels of second display data with a preset size; fusing the first display data with the second display data according to the target display position to obtain third display data; and displaying the third display data on the display screen.

Abstract: A backlight driving circuit includes a pulse width modulator, at least one time-delay sub-circuit and a driving sub-circuit. The pulse width modulator is configured to transmit a control signal including a plurality of pulses. The at least one time-delay sub-circuit is configured to delay at least one pulse of the control signal from the pulse width modulator that is transmitted to the at least one time-delay sub-circuit by a set time. The driving sub-circuit is coupled to the at least one time-delay sub-circuit, and the driving sub-circuit is configured to drive at least one of a plurality of light-emitting devices in a backlight module to be turned on or off according to a control signal from the at least one time-delay sub-circuit obtained after the at least one pulse is delayed.

Abstract: A method for manufacturing an all-solid lithium battery includes: providing a substrate; and forming M rows×N columns of lithium battery cells on the substrate, wherein each of the lithium battery cells includes a positive electrode current collector layer, a positive electrode layer, an electrolyte layer, a negative electrode layer, and a negative electrode current collector layer.

Abstract: A lithium ion battery and a method for preparing a lithium ion battery are disclosed. The lithium ion battery includes: a first electrode current collector, a first electrode layer, an electrolyte layer, a second electrode layer, and a second electrode current collector which are laminated, and further includes a first electron transport layer and/or a second electron transport layer. The first electron transport layer is provided between the first electrode layer and the first electrode current collector, and the second electron transport layer is provided between the second electrode layer and the second electrode current collector.

Abstract: The present disclosure provides a method, a computing apparatus, portable electronic device and a system for generating preferential information according to a recipe task. The method includes a recipe task generation step of generating a recipe task associated with at least one commodity; a task acquisition step of acquiring a selection of the recipe task from a customer; a commodity information receiving step of receiving from the customer commodity information of a commodity found by the customer according to the recipe task; a task determination step of comparing the received commodity information with the at least one commodity, and determining that the recipe task is finished in response to the received commodity information matches the at least one commodity; and a preferential information generation step of generating preferential information after it is determined that the recipe task is finished.

Abstract: A backlight driving circuit includes a pulse width modulator, at least one time-delay sub-circuit and a driving sub-circuit. The pulse width modulator is configured to transmit a control signal including a plurality of pulses. The at least one time-delay sub-circuit is configured to delay at least one pulse of the control signal from the pulse width modulator that is transmitted to the at least one time-delay sub-circuit by a set time. The driving sub-circuit is coupled to the at least one time-delay sub-circuit, and the driving sub-circuit is configured to drive at least one of a plurality of light-emitting devices in a backlight module to be turned on or off according to a control signal from the at least one time-delay sub-circuit obtained after the at least one pulse is delayed.

Abstract: An all-solid-state lithium battery is disclosed, including a substrate; and a plurality of layers of lithium battery units stacked on the substrate. Each layer of lithium battery unit of the plurality of layers of lithium battery units includes at least two electrode collector layers, a first electrode layer, an electrolyte layer and a second electrode layer. Two neighboring layers of lithium battery units share one of the electrode collector layers. A method for fabricating an all-solid-state lithium battery is further disclosed.

Abstract: Embodiments of the present disclosure provide a method for displaying a digital image including: acquiring information of a digital stamp associated with a target digital image, wherein both the target digital image and the information of the digital stamp are associated with a target user account; and displaying the digital stamp on the target digital image according to the information of the digital stamp in response to displaying the target digital image.

Abstract: The present disclosure provides an active matrix organic light emitting diode back plate, a method for preparing the same, and a display panel. The active matrix organic light emitting diode back plate includes a thin film transistor and a thin film battery that are coplanar and arranged on the substrate, and a light emitting structure layer arranged on the thin film transistor and the thin film battery.

Abstract: Provided are a conference terminal and a conference system are proposed for providing integral conference image in video conference scenes. The conference terminal includes: a plurality of image acquisition devices, each of the image acquisition devices being configured to acquire a partial conference image; and an image processing device configured to receive a plurality of partial conference images from the plurality of image acquisition devices, convert the plurality of partial conference images into one integral conference image, and output the integral conference image.

Abstract: A battery and a manufacturing method thereof are disclosed. The battery includes at least one battery cell and at least one switching element; each of the at least one switching element is respectively connected to one or more of the at least one battery cell to control the one or more of the at least one battery cell.

Abstract: Embodiments of the present disclosure provide a commodity guiding method, a commodity guiding apparatus, and a storage medium, wherein the method performed at a mobile terminal includes: receiving information related to one or more commodities via a wireless communicator of the mobile terminal; determining at least one of the one or more commodities as a target commodity based on the information; and transmitting a guiding request corresponding to the target commodity via the wireless communicator, wherein the guiding request is used to request guidance directed to the target commodity.