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Luoyang Zhongsi Hi-Tech announced that the company successfully pulled the first batch of single crystal silicon rods at 6:00 on January 14, 2011. The single crystal silicon rod has an equal diameter ...[Details]
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It is very cumbersome to write a program entirely in assembly language, so usually, we only use the assembler to complete a small amount of work that must be done by the assembler, and the rest of th...[Details]
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The processing accuracy of infrared focal plane arrays causes differences between sensing units, which is actually manifested as different sensing units have different response values for the s...[Details]
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1. Introduction
At present, in order to meet the requirements of mobility and portability, portable devices are usually powered by batteries. When using batteries, the current st...[Details]
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The structure of the buzzer on the microcontroller is very simple As long as you give it a 0, it will "call". The principle of making it sing is very simple. The volume of the sound is fixed. By ch...[Details]
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In recent days, the news that Intel plans to acquire chip company GlobalFoundries for $30 billion has dominated the screen. It is reported that if the acquisition is successful, it will be the larges...[Details]
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1. Introduction:
感应加热技术,早期应用在家用电磁炉上.后来随着高效,节能及环保的优点越来越显著,加上产品技术成熟及使用稳定,感应加热技术逐渐开始往工业领域发展.从早期的单相2KW,到现在的三相100KW及以上,在短短的几年时间里,感应加热技术的发展及产品的应用有了一个质的飞跃.随之设备内部的功率元器件(如整流桥,IGBT模块,薄膜电容器等)要求越来越高,其...[Details]
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This paper mainly discusses the design of a portable health diagnosis and treatment instrument based on the theory that the cell activities of human muscles, nerves, tissues and organs produce weak...[Details]
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Password manager NordPass released the TOP 200 list of the most commonly used passwords in 2020. It can be said that these are the worst 200 passwords in 2020. The list details how many times...[Details]
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In addition to the P30 series of mobile phones, Huawei has also gradually upgraded the Ark compiler for other mobile phones. It is understood that the Honor V20 was upgraded last weekend, and the new...[Details]
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At the 2013 Nürburgring 24 Hours Endurance Race in May, Aston Martin will launch the Rapide S sports car, which uses a dual-fuel hybrid powertrain equipped with a 6.0-liter V12 engine. The Rapide S d...[Details]
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Recently, there has been a lot of news on the Internet about Xiaomi's car manufacturing. Qualifications and model pictures have been exposed... Although it is not exact news, Xiaomi cars seem to be g...[Details]
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Leak detector (mainly based on ultrasonic wave, SDT170 series imported from Belgium, UP series of UE company in the United States, working principle):
If a container or pipe is filled with gas, when ...[Details]
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Volkswagen said it has opened a power battery test production line at its Center of Excellence in Salzgitter, Germany, with about 300 experts involved in the development, which is seen as another mil...[Details]
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Understand the basic principles of frequency converter
A frequency converter is a device that converts AC power into DC power with adjustable speed, and then converts DC power i...[Details]
Test/Measurement
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