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Insulation resistance tester principle: The insulation resistance tester is usually called a megohmmeter or a high resistance meter, commonly known as a shaker, and is a measuring instrument commonly...[Details]
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Market research firm Omdia has released a report on the most shipped smartphones in 2020. According to the report, only three brands made it to the top 10, just like in 2019, and these three brands a...[Details]
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Recently, parts manufacturer Magna announced that it is working with three partners, including the U.S. Department of Energy, to develop drive motors for the next generation of pure electric vehicles...[Details]
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When the multimeter is measuring high voltage, forgetting to change the gear will burn the multimeter. For example, using the resistance range to measure 220v voltage. Some multimeters have anti-bu...[Details]
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D flip-flop logic function table
同步式D触发器逻辑电路图
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script src="http://pagead2.googlesyndication.com/pagead/show_ads.js" type=t...[Details]
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For some time, many spontaneous combustion accidents of electric vehicles have made people worried about the quality of electric vehicle power batteries. Therefore, every move related to power batte...[Details]
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As for the absolutely disruptive product for electric vehicles: solid-state batteries, in fact, many media have begun to exaggerate since 2022, as if that is the real starting point of electric veh...[Details]
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In the past, PLCs and HMIs were primarily used for real-time control; now, they can perform more tasks, and data analysis and other needs can be easily achieved using edge computing technology.
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With the rapid development of mobile business, especially the development of CDMA and third-generation mobile communication technology, the system has higher and higher requirements for the lineari...[Details]
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As is known to all, the performance of piezoelectric pressure sensors is mainly measured by transient pressure signal generators and sinusoidal signal generators. A transient pressure signal gene...[Details]
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STV series steam flowmeter is widely used in the fields of petroleum, chemical industry, natural gas, etc. due to its simple structure, firmness, easy duplication, strong versatility and low price. T...[Details]
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The no-load current of the motor is generally 20%-50% of the rated current. When the no-load current is too high, the following checks are required:
1. Is the phase voltage of the stator windi...[Details]
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Lead-acid batteries are widely used due to their low manufacturing cost, large capacity and low price. However, if used improperly, their life will be greatly shortened. There are many factors that af...[Details]
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A Line Following Robot (LFR) is a machine that follows a line, which may be a black line or a white line. Line following robots are beginner friendly and easy to understand and build. While Line Fo...[Details]
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The National Energy Administration held a press conference to release the energy situation and renewable energy grid-connected operation status in the first three quarters, interpret the "Guidi...[Details]
Power technology
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