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This evening, Samsung held a launch conference for the Galaxy S22 series in China and officially announced the Galaxy S22/S22+ mobile phones. Among them, the Samsung Galaxy S22 and S22+ are similar i...[Details]
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Nowadays, portable gas detectors are widely used, especially in confined space operations. Whether it is an all-in-one or single gas detector, the following matters should be noted during use. 1. ...[Details]
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This article explains two different protocols for discovering any available Hongke HK-R5550 Real-Time Spectrum Analyzer devices on the same local network as the host computer, but these protocols can...[Details]
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On April 23, Changxin Technology released its first quarter report of 2022, stating that the company achieved operating income of 1.717 billion yuan in Q1, a year-on-year increase of 10.50%; net prof...[Details]
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Sometimes it is dangerous to use an oscilloscope to measure a circuit system with a potential difference. This danger may come from a short circuit inside the device or from the potential itself. As ...[Details]
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Neural networks can learn to solve a wide variety of problems, from identifying cats in photos to driving self-driving cars. But it’s still unknown whether these powerful pattern recognition algorith...[Details]
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In recent years, the domestic new display industry has flourished, driving the continued growth in demand for supporting materials such as OLED driver chips. However, due to the shortage of wafer pro...[Details]
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Today, Redmi’s official Weibo account announced that the 6+128GB version of its Redmi Note 8 Pro will be reduced by 100 yuan for a limited time, and consumers only need to spend 1,299 yuan to get it....[Details]
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The powertrain matching rule is to comprehensively consider the parameter matching between the three subsystems of the engine, transmission and the whole vehicle, and consider the three subsystems ...[Details]
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vi editor 1: functions of an editor An editor (such as Notepad in Windows) has the following features: Open file, create new file, save file Cursor Movement Text Editor (Multiple rows | Multiple co...[Details]
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1. What are the benefits of integrating a hardware frequency meter into an oscilloscope?
2. What methods can be used to improve the voltage measurement accuracy of an oscilloscope?
3. Can an os...[Details]
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Apple has reportedly begun extensive internal testing of several new Mac computers equipped with the next-generation M2 chip, according to developer logs. Apple is committed to developing more powerf...[Details]
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The following figure shows an automatic time-delay lighting switch circuit. This circuit is practical. When you leave the room at night and turn off the lights, if the light switch is not at the door...[Details]
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You can use the "Generate off-delay" instruction to reset output Q for a time PT specified by the delay. When the result of logic operation (RLO) at input IN changes from "0" to "1" (rising e...[Details]
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According to reports, the life performance measurement and evaluation of traditional light sources have been standardized. Because of their short life and interchangeability of light sources, whe...[Details]