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When measuring the insulation resistance of industrial thermocouples, the following technical requirements should be met: 1. Industrial thermocouples should be subjected to insulation resistance ...[Details]
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A few days ago, Apple just released the fourth developer beta of iOS 13.3. Recently, foreign media reported that a document from Vietnamese operator Viettel confirmed that iOS 13.3 and watchOS 6.1.1 ...[Details]
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1. Installation and use of mass flow meter (1) General points There should be at least 0.6m distance between the sensor and large transmitters or motors. Since the sensor relies on electromagnetic fi...[Details]
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Today I will share a more practical skill, which is to use a multimeter to identify the polarity of transistors. Although the corresponding pin types of transistors can be remembered by rote, this ...[Details]
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How to detect the quality of IGBT tube The quality of IGBT tube can be tested by the Rxlk gear of the pointer multimeter, or by using the "diode" gear of the digital multimeter to measure the forward...[Details]
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If the Tianwen-1 mission progresses smoothly, my country's deep space exploration capability and technological level will achieve leapfrog development, making it the third country in the world to lan...[Details]
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At present, the field of target detection mainly relies on infrared sensors, 5.8G microwave radar and other sensor technologies to collect data, and then use relevant algorithms to detect and extract...[Details]
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According to the Science and Technology Innovation Board Daily, it was learned from the supply chain that, except for the iPhone 12 Pro series, the two new phones will be supplied with OLED screens b...[Details]
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On August 9, Huawei held its 2019 Developer Conference in Dongguan. Huawei Consumer Business CEO Yu Chengdong pointed out that under the influence of the US ban, smartphone sales in the second quarte...[Details]
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Samsung slammed Huawei's pricing strategy in the mobile network equipment market when asked by a British parliamentary committee whether years of unfair competition had led to the bankruptcy of some ...[Details]
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As the world's largest automobile market, China's huge market scale can support the large-scale development of many brands. In addition, there are currently differences in economic development, geogr...[Details]
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Today's computers, PADs, mobile phones, communication system equipment and other electronic products are processing faster and faster, with stronger computing power, and their power supply design is b...[Details]
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Global headphone technology has gone through three stages of development and can be divided into: wired headphones, ordinary wireless Bluetooth headphones, and TWS headphones. From traditional wire...[Details]
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On September 13, French media reported that Envision AESC has identified about a dozen potential locations for its factories in France. It is reported that Envision AESC plans to invest hundreds of m...[Details]
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The reason for using assembly is very simple, that is, the efficiency of assembly code. When the machine starts, the efficiency of assembly is used to initialize the hardware and provide...[Details]
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