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A cooperative alliance consisting of Germany's Siemens, the Austrian National Institute of Technology, the German energy company EON and the Slovak energy company Zapadoslovenska recently announced...[Details]
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1 Introduction
With the rapid development of electronic technology, modern electronic equipment plays an increasingly important role in various application fields, and modern electronic equipment is ...[Details]
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Recently, Huawei Developer Conference 2020 was held in Songshan Lake, Dongguan, and Hongmeng OS 2.0 was officially released and open sourced to developers. Wang Chenglu said that in the Hongmeng syst...[Details]
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Fiber Optical Current Sensor (Fiber Optical Current Sensor) has received extensive attention and research in the field of high voltage and high current measurement due to its many advantages su...[Details]
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On June 8, Huahai Qingke was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange. The company's stock code is 688120, the issue price is 136.66 yuan per share, and th...[Details]
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Universal Instruments works with experienced US distributors to bring the company's solutions to customers in the mid-Atlantic region of the United States. In order to strengthen its strength in th...[Details]
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On August 12, the launch ceremony of the second batch of major projects and the 10 billion project excellence plan in Pingshan District, Shenzhen City, Guangdong Province was held at the Pingshan Hig...[Details]
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Minister of Transport Li Xiaopeng visited the headquarters of Cainiao Network for research. It is reported that in front of Cainiao's unmanned delivery vehicle, Li Xiaopeng asked about Alibaba's new ...[Details]
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Bandpass filter circuit
The value of R1 is determined in advance in this circuit, and its size is close to the internal resistance r1 of the signal source. The principle of parameter selection ...[Details]
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1. Pay attention to short circuit
Polymer lithium-ion batteries are prone to short circuits during charging, including internal short circuits, external short circuits, etc.
Although most...[Details]
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We all know that data communication is the sending and receiving of digital signals between two communicating entities. Suppose the following data is to be sent: 12, 23, 34, 45, 56, 67, 78, 89. In ord...[Details]
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Ordinary metal waveguides have the characteristics of low transmission loss, high power capacity, and high quality factor, but they are not convenient to integrate with other microwave millimeter wave...[Details]
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Five key points for choosing speakers
Multimedia technology is developing rapidly. From the previous PC SPEAKER to today's multi-channel digital speakers, we should have some understanding of...[Details]
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introduction
Timed on/off is a common problem in daily, weekly, monthly, etc. timed on/off. For example, in the booster pump room of a residential area, when the water consumption is lo...[Details]
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Planning systems are becoming more and more complete, projects related to new power systems are coming one after another, and companies are integrating and innovating across industries, with power gri...[Details]