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According to foreign media 91mobiles, OPPO is about to launch the OPPO F21 mobile phone in India, and the product parameters were revealed today. Industry insiders revealed that this phone is expec...[Details]
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The quality of a fuel vehicle is mainly evaluated by the three major parts (engine, gearbox, chassis). For new energy vehicles, the "three electrics" (battery, motor, electronic control...[Details]
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At present, the white light LED production technology in the market is mainly divided into two mainstreams:
The first is to use phosphor to convert the blue light or ultraviolet light generate...[Details]
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The MCS-51 microcontroller provides four serial port modes, but we only use mode 1 most commonly (variable 10-bit serial communication mode). The following is an explanation of the use of mode 1. B...[Details]
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Cameras are widely used in coal mine monitoring systems. Especially in some important places, it is necessary to remotely control the camera in the centralized control room to achieve functions such ...[Details]
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OLYMPUS Stream image analysis software now uses the power of artificial intelligence to introduce next-generation image segmentation technology to industrial microscope inspection. Version 2.5 of thi...[Details]
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1 Principle and structure of wireless charger The wireless charging system mainly adopts the principle of electromagnetic induction, and realizes energy transfer through energy coupling through ...[Details]
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According to @Pudong, Shanghai Dalian Road Tunnel will complete 5G network coverage in October 2019. This is China's first 5G cross-river tunnel. The...[Details]
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The method of measuring continuity is as follows: 1. Disconnect and ensure that the measured part is not electrified. 2. Adjust the multimeter to the 200 ohm resistance range or the on-off range. 3. ...[Details]
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On May 25th local time, Reuters reported that Nvidia predicted that its video game chip sales will decline this quarter and announced new supply chain problems caused by China's COVID-19 lockdown. Nv...[Details]
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0 Introduction
White LEDs are increasingly used. The forward voltage drop of a white LED is about 3.4 V, with a typical value of 3.5 to 3.8 V. The output voltage of lithium-ion batteries, w...[Details]
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Compared with ordinary level meters, radar level meters have many advantages, such as high measurement accuracy, good stability, and flexible use. Radar level meters can be used even in very harsh en...[Details]
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On August 20, Tesla's global vice president Tao Lin revealed on Weibo that Tesla's Shanghai Energy Storage Super Factory is accelerating construction and the progress has reached about 45%. It is u...[Details]
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On September 22, the Shanghai Stock Exchange officially accepted the application of Dongxin Semiconductor Co., Ltd. (hereinafter referred to as "Dongxin Co., Ltd.") for listing on the Science and Tec...[Details]
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1
Introduction
Since frequency signals have the advantages of strong anti-interference, easy transmission, and high measurement accuracy, many non-frequency sensor signals are co...[Details]
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