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Mingyue Lake is gathering advantageous resources, strengthening core technology research, and accelerating the cultivation and development of new quality productivity. On April 2, the green preparatio...[Details]
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According to Jiwei.com, Acer announced today that it will acquire the common shares of Taiwan's touch screen chip manufacturer Dontech for a total amount not exceeding NT$1.5 billion (and RMB 347 mil...[Details]
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Columnist Ryan Huang Wi-Fi wireless networks play an indispensable role in today's families. Whether it is the smartphones, tablets, various 3C products, or even IoT applications such as smart TVs...[Details]
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Instruments that measure fluid flow are collectively called flow meters or flow meters. Flow meters are one of the important instruments in industrial measurement. With the development of industrial ...[Details]
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At present, the road lighting management systems in most cities in China still use relatively simple traditional control methods such as light control and time control. These systems generally hav...[Details]
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High voltage withstand tester, also known as withstand tester, ultra-high voltage withstand tester, portable AC/DC high voltage withstand tester, AC/DC ultra-high voltage withstand tester, AC/DC high...[Details]
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Recently, the second expert group seminar of the standard "Requirements and Test Methods for Mobile Robot Elevator Suitability" was successfully held. As a leading company in the robotics industry...[Details]
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At present, with the development of society and the demand for automation instruments in industry, the measurement level of instruments is constantly improving. Flow measurement instruments have beco...[Details]
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Foreign media MSPoweruser reported that if the new under-screen camera is the main selling point of Samsung's new Galaxy Z Fold 3 phone, then this may also be bad news. According to tipste...[Details]
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Redmi is expected to launch an iteration of the Redmi K40 series soon and news about it has started emerging. According to the whistleblower @数码闲聊站, the Redmi K50 series will debut next year, with ...[Details]
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The first method: turn the multimeter range switch to the DC voltage 2.5V position, gently pinch the two sides of the piezoelectric ceramic with the thumb and index finger of the left hand, hold the ...[Details]
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Braking resistor is a kind of corrugated resistor, which is mainly used in mechanical systems where inverter controls the rapid stopping of motors to help the motors convert the regenerative electric ...[Details]
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Analysis of the Principle of the Three-phase Asynchronous Motor Multi-Drag Control Circuit
Schematic diagram and description of three-phase asynchronous motor multi-control circuit
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The following is a simple read-write program that can be used to detect the circuit condition. The program and circuit are attached first, followed by instructions.
Circuit:
Note: I use the LED...[Details]
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Regarding the claim that fuel vehicles will be replaced by electric vehicles, Lin Changbo, general manager of Dongfeng Liuzhou Motor, bluntly stated that this is not necessarily the case.
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Power technology
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