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Most of the world’s EV battery minerals are mined or at least processed in China. However, it’s also worth noting that China dominates EV sales. Of the 10 best-selling plug-in cars ...[Details]
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According to Reuters, the U.S. Federal Communications Commission (FCC) said on Wednesday that it would revoke the licenses of China Unicom Americas, Pacific Networks and its wholly-owned subsidiary C...[Details]
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The first program: let the running lights, from left to right, the first light, reach the highest brightness in an instant, then drop to the lowest brightness, then the first two lights repeat the sit...[Details]
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Simply put: if you want to use printf in mdk, you need to redefine the fputc function and avoid using semihosting (semihosting mode). The default output device of the standard library function is the...[Details]
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A switching power supply is a power supply that maintains a stable output voltage. Its implementation principle is to control the time ratio of the switch tube to be turned on and off. Generally, a s...[Details]
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According to a report by the Russian Satellite News Agency on the 27th, due to US sanctions, Google has stopped certifying smartphones of Russia's BQ company that runs the Android management system. ...[Details]
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On January 12, the China Automotive Power Battery Industry Innovation Alliance officially released monthly power battery data for December: In December, China's power battery production totaled 36.1G...[Details]
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In recent years, coal mine production safety accidents have occurred frequently, resulting in the serious phenomenon of "major accidents are frequent and minor accidents are continuous", which not...[Details]
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Yarn twist measurement is an important part of textile production. At present, yarn twist is generally measured mechanically and semi-electronically. This measurement method has low accuracy, high ...[Details]
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According to Nikkei, several Japanese automakers, including Toyota and Mazda, plan to equip their main models with autonomous driving technology around 2022. Japanese automakers generally lag behi...[Details]
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At present, 85% of the smartphones on the market use micro-USB charging ports, and most of the customers who need mobile power are business people, and the phones they use are basically smartph...[Details]
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Abstract: A temperature differential flow sensor based on the thermodynamic heat absorption law is designed. After the relationship between flow and temperature difference is determined by calibration...[Details]
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The advancement of science and technology has brought about tremendous changes in the logistics industry, from mechanization to automation and intelligence. my country's logistics industry started la...[Details]
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Although the gain enhancement technology greatly improves the voltage gain of the amplifier, the circuit becomes more complicated and the frequency response is inevitably affected. In order to analyz...[Details]
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On October 19, 2024, a delegation from the Tian Changlin Center (Optical Valley), led by Tan Binglin, Vice President of the U.S.-China Green Energy Promotion Association (UCGEC), visited the energy...[Details]
MicroPython Open Source section
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