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On February 23, China Micro Corporation announced that its operating revenue in 2021 was 3.108 billion yuan, a year-on-year increase of 36.72%; its net profit attributable to shareholders was 1.011 b...[Details]
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How to use clamp type ground resistance meter The clamp-type ground resistance tester is very simple to use. No parameter settings are required. It is easy to learn and use. Calibrate before use....[Details]
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Synchronous Detector Working Principle
The same frequency detector is also called product detector or coherent detector. Figure 5.5-17 is a block diagram of the synchronous detection pr...[Details]
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Under the par value delisting mechanism, many low-quality listed companies have been eliminated. However, in the recent continuous adjustment of A-shares, there are also some low-priced stocks with be...[Details]
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As we all know, electrification and intelligence are reshaping the landscape of the automotive industry. At present, the electrification transformation of the industry has entered a climax period, an...[Details]
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0 Introduction
The space orientation tester is a widely used electronic measuring instrument. Especially with the development of microelectronics technology, the application of space orientation test...[Details]
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Energy saving, high efficiency and environmental protection are the goals currently pursued by major automobile companies' powertrains. Audi executive Wolfgang Dürheimer recently elaborated on th...[Details]
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Have you ever been asked to design a power supply with good load transient response at light loads? If so, and you allow the power supply to be discontinuous, you may find that the gain of the cont...[Details]
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On October 23, Changxin Technology announced its third quarter performance report for 2021. The announcement showed that Changxin Technology achieved operating income of 5.082 billion yuan in the fir...[Details]
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Energy-saving lamps
, also known as energy-saving bulbs, electronic bulbs, compact fluorescent lamps and integrated fluorescent lamps, refer to lighting equipment that combines fluoresc...[Details]
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As a household appliance with great individual differences, speakers must be carefully listened to in order to compare their quality. So how do you choose speakers?
Five "scams" in speaker sa...[Details]
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Wow, the first game is here! !
I haven't made circuit boards for a long time, so I'm a little rusty. I got all the tools and spent a hundred dollars to buy a bunch of components online.
...[Details]
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China Energy Storage Network News:
On January 6, Xinjiang's inter-provincial power transmission settlement data was released. In 2021, Xinjiang's power transmission was 122 billion kWh, a ...[Details]
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According to Reuters, Germany's Volkswagen recently said that the company is facing a shortage of chip supply and will adjust production plans at its factories in China, North America and Europe. V...[Details]
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The car driving recorder (car black box) is a digital electronic recording device used in cars. It can store the car's driving speed, time, mileage, brake and other status information and export d...[Details]
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