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Cook is too stubborn. The Ministry of Industry and Information Technology has made it clear and warned many times that the mobile phone charging interface must be unified as the C port, but Apple st...[Details]
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Which method is best for phase difference testing?
There are two sinusoidal signals with the same frequency, and I want to test their frequency and phase difference. There are three methods: zero-cro...[Details]
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On November 21, in order to accelerate the development of the Internet of Vehicles industry, the Ministry of Industry and Information Technology publicly solicited opinions on the "Guidelines for the...[Details]
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Strategy Analytics' latest research report points out that global 5G smartphone shipments reached 19 million units in 2019. Demand is much higher than expected. Huawei ranks first with 37% of the glo...[Details]
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1. The structure and working principle of the megohmmeter: used to measure insulation resistance, megohmmeter It is also called an insulation megohmmeter, or simply a megohmmeter. Commonly used megoh...[Details]
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Simple
buck converters
are very useful and cost-effective for low power supplies in applications where input-to-output isolation is not essential. However, in offline main power supplies...[Details]
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Siemens acquires PRO DESIGN's proFPGA product family, expanding its leading IC verification portfolio • Through the acquisition of proFPGA prototyping solutions, Siemens provides its well-known Ve...[Details]
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The field strength meter, as its name implies, is an instrument for measuring field strength (level). It can meet the high-precision measurement of field strength (level), image/sound ratio, carrier/...[Details]
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Tokyo Electron, the world's third largest and Japan's largest supplier of semiconductor manufacturing equipment, released its performance forecast for fiscal year 2022 (April 2021-March 2022) on the ...[Details]
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On August 1, the Beijing Electric Power Industry Association issued a group standard for soliciting opinions on the "Technical Specifications for the Construction and Operation of Virtual Power Pla...[Details]
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Samsung Electronics shares are likely to break through 50,000 won ($42.07) for the first time in nearly a year and four months, after rising for several days on expectations of improved third-quarter...[Details]
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1 Introduction
The Windows operating system has become a widely used operating system platform in various fields due to its excellent performance. Since Windows adopts a shielding strategy...[Details]
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Every two years, a group of talented and energetic young people shine in the National Undergraduate Electronic Design Competition, making this highest stage that can be reached during the undergradua...[Details]
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If you are just starting to learn microcontrollers, will you be happy because you can use a program to light up an LED? Will you be happy because you can use a program to light up a digital tube? Thi...[Details]
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During interventional treatment, doctors will try their best to complete some challenging biopsies and drainage operations to achieve the best treatment effect, which requires precise image guidanc...[Details]
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