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Compared with traditional combination locks, electronic combination locks have many advantages such as high security, low cost, and easy operation. For this reason, electronic combination locks hav...[Details]
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1. Problem description: Use STM32CubeMX to configure the FATFS file system based on the SD card, and read and write test files. 2. Test preparation: (1) Test environment: Software platform: STM32Cu...[Details]
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The European Union and members of the European Parliament agreed on Tuesday to create a unified mobile charging port for mobile phones, tablets and cameras. According to Reuters, the European Parliam...[Details]
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First, understand why stepper motors heat up.
For various stepper motors, the interior is composed of an iron core and a winding coil. The winding has resistance, and power will cause loss. Th...[Details]
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On December 23, the Shanghai Municipal Party Committee and Municipal Government decided to pool and integrate resources at the city and district levels in Shanghai to jointly reorganize Shanghai’s tw...[Details]
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1. Asynchronous communication refers to the process in which the sending and receiving devices of the communication use their own clocks to control the sending and receiving of data. In order to co...[Details]
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Yesterday, OPPO held a VOOC flash charging technology communication meeting in Shenzhen, announcing the commercialization of 65W Super VOOC/30W VOOC 4.0 and 30W Wireless VOOC full-line solutions. The...[Details]
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Industrial Control Systems (ICS) are computer systems used to monitor and control industrial production processes. With the rapid development of Industry 4.0 and smart manufacturing, ICS have been ...[Details]
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1 Introduction As the foundation of the automotive industry, automotive parts are an essential factor in supporting the sustainable and healthy development of the automotive industry. The current aut...[Details]
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0 Introduction
With the development of network and computer technology, as computer networks are increasingly expanding and popularized, the number of nodes contained in business networks is ...[Details]
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Since the discovery of infrared in 1800, people have never stopped studying infrared technology, and have developed numerous application products for medical, testing, aviation and military fields. S...[Details]
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1 Introduction
人口老龄化已成为当今世界的一个突出的社会问题。据联合国统计，2002年，全世界的老龄人口（60岁及60岁以上）总数已达6.29亿，占世界人口总数的10％，到2050年，将占总人口数的21％。中国是世界上老年人口最多的国家，2004年底，中国60岁及以上老年人口已达1.43亿，占总人口的10.97%。到2050年，老龄化水平将推进到30%以上，其...[Details]
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A text file is a computer file consisting of several lines of characters. It has a variety of formats, such as doc, txt, inf, etc., depending on the storage method of the text. The text file usually r...[Details]
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"288, 289, 300..." These days, counting dead insects in the chestnut orchard has become Wu Fa's "morning self-study" in Xianliang Village, Xianliang Town, Qingyuan County, Zhejiang Province. Wu Fa ...[Details]
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A leakage relay is a protective device that can cut off the power supply of a protected line when the leakage current of the protected line reaches a set value. It plays a very important role in ...[Details]
Power technology
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