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In the mobile phone market, this month's sales data is even worse than last month. What does the continuous drop in sales reveal? It is obvious that this generation of young people are tired of being...[Details]
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First, let's talk about the selection of the 10kv insulation resistance tester megohmmeter. For equipment with a rated voltage of less than 500 volts, use a 500 volt or 1000 volt megohmmeter (megohmm...[Details]
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introduction
Anti-theft remote controls are mainly used in access control devices such as cars, garage doors, anti-theft doors, interior doors, and safes. They can control the opening and clos...[Details]
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In analog electronic circuits, people have long been accustomed to using voltage as a signal variable and determining the function of the circuit by processing voltage signals. This has led to the bir...[Details]
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1. First of all, let me answer a question: Can STM32 achieve low power consumption? The answer is yes, and there is data to support this. When I tested the STM32101CB, FLASH: 128K, RAM: 16K and RTC ...[Details]
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In December 2020, Qualcomm released the Qualcomm Snapdragon 888 flagship processor. Samsung, iQOO, vivo and other mobile phone manufacturers have used it in their flagship models. Now Snapdragon 888 ...[Details]
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China Energy Storage Network News:
As of the first quarter of 2022, the cumulative promotion of new energy vehicles in China has exceeded 10 million. The rapid increase in the number of new...[Details]
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On October 9th local time, the Royal Swedish Academy of Sciences awarded the 2019 Nobel Prize in Chemistry to 97-year-old John B. Goodenough, 77-year-old M. Stanley Whittingham, and 71-year-old Akira...[Details]
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1 Introduction
In recent years, the motors widely used in the national economy have increasingly tended to use variable speed drives of inverters in an attempt to achieve energy saving thr...[Details]
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As we all know, as the pace of consumer electronic product updates gets faster and faster, the resulting demand for electromagnetic shielding materials has not only increased significantly in quantit...[Details]
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On January 23, Mou Zhongshu, member of the Standing Committee of the Municipal Party Committee and Deputy Mayor of the Municipal Government, and his delegation visited Sichuan Weilide Energy Co., L...[Details]
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Features of semiconductor discharge tube : precise on-state voltage, fast response speed (less than 1ns), strong surge absorption capacity, low capacitance, bidirectional symmetry, high reliability...[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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Whether iQOO Neo 3 is good or not, you can only know it by trying it yourself. Before reading the review, why not apply for a free trial? For details, click: http://zhongce.sina.com.cn/activit...[Details]
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01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
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