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Episode 14
The principle of keyboard
Keyboards are divided into coded keyboards (such as computer keyboards) and non-coded keyboards (identified by programs themselves).
Non-encoded keyboards...[Details]
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1. Preparation before measurement (1) Press the on/off button for one second to turn on the device. The test voltage is preset to 500V for continuous insulation resistance measurement. (2) When the b...[Details]
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Introduction: According to media reports, Toyota and Panasonic's battery joint venture Prime Planet Energy & Solutions (PPES) is expanding its production capacity. Starting this month, a third plant ...[Details]
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The purpose and main research content of the project
Research purposes
In order to remotely manage equipment and monitor the environment on site, simplify on-site monitoring equipment, and ...[Details]
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introduction
As the sensor changes from a single sensor to an array structure, the signal that the instrument needs to process also changes from a single parameter signal to a complex image signa...[Details]
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At the 2024CCE Shanghai International Clean Technology Equipment Expo held at the Shanghai New International Expo from March 26 to 29, 2024, Pudu became the focus of attention of global and dom...[Details]
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LED fluorescent lamps will gradually appear in indoor lighting, but most of the LED fluorescent lamps produced in China are exported, and very few are used in China. This problem highlights many probl...[Details]
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The circuit is shown in the figure. This circuit can obtain a higher output power by simply changing some components. The circuit R1, L1, D1, C1 to C7 on the left side of the figure is a conventional...[Details]
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Electric contact pressure gauge is also a type of pressure instrument . There are many types and its working principle has its own special features. How much do you know about electric contact press...[Details]
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The figure below is a sound and light alarm circuit. When S1 is pressed, the buzzer sounds; when S2 is pressed, the buzzer stops sounding, but the LED lights up.
1. Use the interrupt working mode to ...[Details]
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A paper published in Nature Communications on the 14th describes a flexible patch that can convert throat muscle movements into speech with the help of machine learning. With further development, t...[Details]
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As protests in the United States continue to ferment, Apple stores in Washington, Los Angeles, San Francisco and Philadelphia have been robbed and damaged in recent days. TMZ reported that the demons...[Details]
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Autonomous driving is becoming a field that automakers and parts manufacturers are competing for. According to foreign media reports, Denso's latest autonomous driving system will be installed on Lex...[Details]
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Foreign media MacRumors reported that according to the Korea Herald, due to lower-than-expected demand for the iPhone 12 mini model, Apple is likely to compensate Samsung Display for insufficie...[Details]
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Electric vehicles (EVs) are the future of mobility, but the biggest barriers to mass consumer adoption are range anxiety and price. While using a larger battery would be the obvious solution to inc...[Details]