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Link: https://pan.baidu.com/s/1CKrXkIHite1LWaWM26gjeQ Extraction code: abcd Take away the likes~ Question requirements: I. Main issues to be addressed 1. Carefully analyze the requirements of the...[Details]
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USB is an external bus standard used to regulate the connection and communication between computers and external devices. The USB interface supports plug-and-play and hot-swap functions of devices. T...[Details]
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code show as below: #include"reg52.h" #define uchar unsigned char #define uint unsigned int uchar code table = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; uchar code table_SMG = {0x0...[Details]
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Public charging piles in Ganlanjiayuan Community, Qibin District.
The public charging station for electric vehicles in the northeast corner of New Century Plaza is full of fuel-powered car...[Details]
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According to the Shenzhen Stock Exchange's interactive news, an investor asked Hikvision, "The company has been listed as one of the 33 Chinese companies sanctioned by the United States, and the comp...[Details]
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Introduction
The "X-type fire control system" uses the CAN bus to realize the communication between its internal monomers according to actual needs. The CAN bus is a field bus used for th...[Details]
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Patent is generally the abbreviation of patent right. Patent protection has time and geographical restrictions. China's Patent Law divides patents into three types, namely invention, utility model...[Details]
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Sina's "2019 Technology Billboard" annual ceremony opened on December 18 at the Shangri-La Hotel in Beijing. The theme of this Technology Billboard was "Reconstructing New Technology to Empower...[Details]
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According to official news from Beijing Yizhuang, Beijing Jingyi Automation Equipment Technology Co., Ltd. (hereinafter referred to as "Jingyi Equipment"), located in Beijing Economic and Technologic...[Details]
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Jiwei.com reported on April 17 that today, the Huawei Mate X2 without the fast charging package version was launched on the Huawei Mall. The 256GB version is priced at 17,799 yuan, which is 200 yuan ...[Details]
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extern variable: scope from declaration to the end of the entire program
sbit usage: sbit P1_1=P1^1 or sbit P1_1=0X91
sizeof usage: sizeof(variable), returns the memory size occupied by th...[Details]
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1 Introduction
The frequency converter is an AC speed control device developed in the middle of the last century. It was developed to solve the problems of traditional AC motor speed control diffi...[Details]
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For Apple, the iPhone is not so active in pursuing new hardware, mainly because experience is more important than configuration. According to the latest report from foreign media, the camera paramete...[Details]
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It depends on whether you are measuring leakage between wires or between wires and the earth. Set the pointer to 10k, turn off all the switches on the line, unplug all electrical appliances from the ...[Details]
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introduction
The strong magnetic water treatment instrument is developed by absorbing the advantages of similar products at home and abroad. The product has a strong central magnetic field, litt...[Details]