Abstract: A display device is provided, including: a back plate; a plastic frame connected to the back plate; a backlight module; a privacy film on a light emitting side of the backlight module; and a dimming sheet on a side of privacy film away from the back plate, wherein the dimming sheet is configured to be capable of adjusting a viewing angle of the display device. The plastic frame includes a first surface and a side end face, the first surface is a surface of the plastic frame close to the dimming sheet, the side end face is a side face of the plastic frame close to the dimming sheet, the plastic frame further includes a chamfered portion at a transition position between the side end face and the first surface, and the chamfered portion has a rough surface that is configured for diffracting the light incident on the chamfered portion.

Abstract: A backplane includes: a substrate including a circuit structure layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in one of the plurality of through holes. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.

Abstract: Disclosed are a support unit and a floor plate. The support unit includes a first plate and a second plate which are spaced apart from each other, one end of the first plate is provided with a plurality of first ring walls at intervals, one end of second plate facing the first plate is provided with a plurality of second ring walls at intervals, the plurality of second ring walls are arranged corresponding to the plurality of first ring walls, each of the second ring walls is sleeved outside and matched with a respective one of the first ring walls to form a support structure that supports the first plate and the second plate.

Abstract: Disclosed are a support unit and a floor plate. The support unit includes a first plate and a second plate which are spaced apart from each other, one end of the first plate is provided with a plurality of first ring walls at intervals, one end of second plate facing the first plate is provided with a plurality of second ring walls at intervals, the plurality of second ring walls are arranged corresponding to the plurality of first ring walls, each of the second ring walls is sleeved outside and matched with a respective one of the first ring walls to form a support structure that supports the first plate and the second plate.

Abstract: A compound with anti-drug resistant bacteria activity having the following formula (I): is disclosed. R1 and R2 are each independently H, alkyl, or phenyl, or R1 and R2 form —(CH2)3—, —(CH2)4—, or —(CH2)5—, and R3 is —COOCH2CH3, or CN. A method of preparing the compound of formula (I) is also disclosed.

Abstract: Disclosed is a floor decker, which includes: a first metal plate, a plurality of first protrusions are formed on the first metal plate by stamping; and a second metal plate disposed below the first metal plate, a lower end surface of each of the plurality of first protrusions is attached to an upper end surface of the second metal plate, and the first metal plate is fixedly connected to an edge of the second metal plate, and a plurality of supporting legs are provided at a lower end of the second metal plate.

Abstract: A compound having the formula (I): is disclosed. A method of preparing the compound of formula (I) is also disclosed.

Abstract: Embodiments of the present disclosure provide a volume adjusting method, system, apparatus and computer storage medium. In one aspect, in the embodiments of the present disclosure, the audio signal in the environment where the terminal lies is acquired, and then the volume of the information output by the terminal is adjusted according to the attributes of the audio signal. Hence, technical solutions provided by embodiments of the present disclosure can automatically adjust the volume of the information output by the terminal, lower volume adjustment operation costs and improve the volume adjusting efficiency.

Abstract: Embodiments of the present disclosure provide a volume adjusting method, system, apparatus and computer storage medium. In one aspect, in the embodiments of the present disclosure, the audio signal in the environment where the terminal lies is acquired, and then the volume of the information output by the terminal is adjusted according to the attributes of the audio signal. Hence, technical solutions provided by embodiments of the present disclosure can automatically adjust the volume of the information output by the terminal, lower volume adjustment operation costs and improve the volume adjusting efficiency.