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After the long wars in the Spring and Autumn Period, many small vassal states were annexed by the big countries. Around 476 BC became the watershed between the Spring and Autumn Period and the Warrin...[Details]
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1 System hardware composition and network architecture
The core of the camera hardware adopts the S3C2440A chip based on the ARM9 architecture launched by Samsung. The processor frequency reaches ...[Details]
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Current VI's Path is to get the path of the current VI. Unfortunately, the paths returned by the VI in the development environment and the runtime environment are different, which causes the problem t...[Details]
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On December 27, 2019, the State Grid Zhangbei Flexible DC Grid Experimental Demonstration Project (hereinafter referred to as the "Zhangbei Flexible DC Project"), a key supporting project for the 2...[Details]
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The preparation of chemical fiber requires the use of a spinneret (plate) to extrude a liquid stream and solidify it into a fiber. The temperature control determines the tensile strength and other ...[Details]
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First, let's understand the difference between an oscilloscope and a logic analyzer: Oscilloscopes are specialized for measuring analog signals, while logic analyzers are much more powerful than os...[Details]
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The Redmi Note 11 series of mobile phones will be officially released at 19:00 on October 28, and the Redmi Watch 2 smartwatch will also be released at the same time. At present, the Redmi Note...[Details]
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According to a recent report on the Vietnam Express website, Samsung's total investment in Vietnam over the past 24 years has reached US$17.74 billion, of which 29% was added in the past five years. ...[Details]
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Since the voltage measurement port and resistance measurement port of the digital multimeter share the same test lead port, and resistance measurement is to convert resistance into voltage through the...[Details]
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The vehicle driving recorder (black box) is a digital electronic recording device used in vehicles. It can store the vehicle's driving speed, time, mileage, braking and other status information and e...[Details]
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The development of modern electric bicycle technology has made the controller far beyond the traditional single drive control function, and has become the energy management and control center of ...[Details]
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1: The colored end of the ordinary diode is marked as the negative pole; Second: The longer leg of the LED is positive, and the shorter leg is negative. If the legs are the same length, the ...[Details]
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The memory is a memory device in a computer system that is used to store programs and data. All information in the computer, including the input raw data, computer programs, intermediate operation ...[Details]
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Anyone who has done development work has had this experience: testing a switching power supply or hearing the uninvited sound of leakage or high-voltage arcing from a similar product. The sound may b...[Details]
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Test products: Car audio and video monitoring board and 24V power board
Leimao laboratory temperature and humidity: 26 degrees, 61%
Test standards: static electricity, surge, load d...[Details]
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