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The antenna is the ear of FM DX. The weak radio waves from the antenna pass through the feeder and enter the receiver, so that we can hear the sound of the distant radio station. The antenna accou...[Details]
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Around the world, lithium-ion batteries are used in a wide range of everyday technologies, including electric vehicles , power tools, mobile phones and laptops. However, their development is challeng...[Details]
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According to the latest official news from BYD, BYD Han has opened for pre-order, with an estimated starting price of 290,000 yuan, and will be launched in June this year. BYD Han will provide two ...[Details]
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Due to the trade dispute between Japan and South Korea, the Japanese government strengthened export controls on hydrogen fluoride, photoresists and fluorinated polyimide to South Korea on July 4, pro...[Details]
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Japanese peripheral accessories manufacturer Game Tech will release this multi-device compatible cooling fan "Gamers Mobile Cooler" on May 21. The reference retail price is 3960 yen (about RMB...[Details]
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Summary: If you're ready to learn more about smart home security cameras, you've come to the right place. Network home security cameras have become the preferred choice for homeowners in smart ho...[Details]
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Faced with Japan's restrictions on the export of parts and materials to South Korea, the situations of Samsung Display and LG Display are completely different. As for LG Display, it can also produc...[Details]
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Working Principle of Monitoring System As the front end of the system, the residual current action protector is installed in each low-voltage power grid control box to automatically monitor the stat...[Details]
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Yesterday (2), STMicroelectronics announced the completion of the overall acquisition of Swedish silicon carbide (SiC) wafer manufacturer Norstel AB ("Norstel"). After the first transaction was annou...[Details]
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How to use a multimeter to measure cable breakpoints When a cable or its interior is broken, it is difficult to determine the exact location of the broken wire due to the outer insulation. This p...[Details]
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What is PLC?
PLC (Programmable Logic Controller), programmable logic controller. A programmable logic controller is a digital computing electronic system designed specifically for use in indus...[Details]
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Exception and interrupt handling, which is responsible for handling errors, interrupts, and other events triggered by external systems.
ARM has 7 exceptions: data abort, fast interrupt ...[Details]
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I haven't updated my blog for a long time. I didn't have internet access when I got home at night. I wrote a blog post with great difficulty, but suddenly the power went out and I couldn't save it. It...[Details]
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Honor held an online press conference and officially launched the Honor 30 series of mobile phones. Like the P40 series released by Huawei not long ago, the Honor 30 also has three models, name...[Details]
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CNC machine tools, the full name of which is Computer Numerical Control Machine Tool, are automated machine tools that are controlled by computers. CNC machine tools are widely used in mechanical p...[Details]