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Long-term exposure to ultraviolet light (UVR) can accelerate skin aging, cause melanin deposition, and increase the risk of skin cancer. In recent years, with the improvement of the quality of life...[Details]
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1 Introduction
Whether the parameters of the greenhouse environment meet the specified requirements needs to be tested, and the development of science and technology has provided important cond...[Details]
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According to a report by Juheng.com, some analysts pointed out that the United States' increased "blockade" of Huawei will benefit the development of Samsung's smartphone business, thereby widening t...[Details]
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According to Jiwei.com on April 15, ZTE Axon 30 series will be released tonight. We have summarized the information about this series. Let's take a look. 1. In terms of appearance, the ZTE Axon 30 se...[Details]
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With the development of science and technology, security issues are becoming more and more concerned by people. Various security products have been launched one after another, such as fingerprint a...[Details]
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1. Introduction
At present, my country generally adopts the metering and charging method that users' metering instruments, namely water meters, electricity meters, gas meters, and heat meters ...[Details]
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Gardner has spent decades studying the regenerative abilities of salamanders, looking for the underlying mechanisms of this superpower. He said: "Human regenerative abilities are likely to be achieve...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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introduction
Freescale Semiconductor has been actively involved in tire pressure monitoring for more than 15 years, based on the pressure sensing, microcontroller (MCU), radio frequency (RF) and inte...[Details]
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Mr. Chen, who lives in Jiangbei District, recently planned to replace his old air conditioner with a new one. However, to his surprise, almost all brands on the market were on sale: Gree Shuxuan 1.5-...[Details]
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On April 1, Huawei's official website showed that Meng Wanzhou officially served as Huawei's rotating chairman. In addition, Huawei also announced that it had completed the election of the Supervisor...[Details]
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1 Introduction
In some electronic instruments and equipment, an adjustable voltage source or current source with excellent performance is often required. In the past, operational amplifiers ...[Details]
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Siemens S7-200SMART PLC Problems
Q: What is the leakage connection method of Siemens S7-200SMART PLC?
Answer: You can understand it this way: current flowing out of the positive electrode...[Details]
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I just started using stm8, and I finally compiled a project successfully using IAR The following warning appears: Mon Jul 23, 2018 14:38:55: Failed to initialize communcation with hardware: SWIM ...[Details]
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Lithium batteries have the characteristics of small size, large specific energy, long life, and good discharge performance. In just a few years, they have been widely used in laptops, mobile phones, p...[Details]
DSP and ARM Processors
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