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Hemodialysis therapy is a new treatment for patients with renal failure. At present, hemodialysis therapy is also the most widely used method for treating renal failure at home and abroad. However,...[Details]

　　Until now, the brake lights, turn signals, reverse lights and rear fog lights of cars have used 21W to 27W tungsten bulbs with a brightness of 280 to 570 lumens as light sources. Tail lights, parki...[Details]

Recently, a reporter from Science and Technology Daily learned from the Jinan Institute of Quantum Technology that Zhang Qiang and Jiang Yangfan of the institute cooperated with the team of Academici...[Details]

In the PTN network era, the integration of transmission and wireless maintenance must be put on the agenda. First, the core technology of the PTN network is packet switching. The "elastic pipe" featur...[Details]

The excitation drive equivalent circuit of a unipolar two-phase stepper motor is shown in Figure 1. "Excitation" is also called "excitation", which refers to the process of generating a magnetic f...[Details]

  #include mega8.h #include delay.h #define key1 PINC.0 #define key2 PINC.1 #define key3 PINC.2 #define key4 PINC.3 #define key5 PINC.4 #define key6 PINC.5 void main(void) { unsigned char a=0;...[Details]

On March 19, the Gansu Section 4 of the State Grid's ±800 kV Qinghai to Henan UHV DC transmission project under construction has completed all preparations for resuming work and officially resumed ...[Details]

This basic RF oscillator circuit is easy to build and the components are not critical. Most of them can be found in your junk parts box. The circuit is powered by a 9VDC power supply. Th...[Details]

Can a three-phase fully controlled bridge rectifier regulator be used on a half-controlled bridge? In the excitation work of synchronous motors, the problem of parallel operation of different ...[Details]

/* Program effect: The digital tube displays one byte of data converted from AD, displayed in decimal Adjust the corresponding potentiometer to change the displayed data accordingly Pro...[Details]

On May 10, Velodyne Lidar, a lidar manufacturer, launched the Intelligent Infrastructure Solution, designed to solve some of the most challenging and prevalent infrastructure problems. The solution c...[Details]

Samsung today released a new mobile processor, Exynos 2200, which integrates the new Samsung Xclipse GPU based on AMD RDNA 2 architecture. Exynos 2200 is built on 4nm process, and the CPU uses an oct...[Details]

Download the schematic used in this program:  click here.  The microcontroller chip used is stc89c52; just find the schematic diagram of the dot matrix part. This is the circuit diagram of the entire ...[Details]

Four driver units: D-bus and S-bus of context-M3 core, general DMA1 and general DMA2. Four driven units: internal FLASH (internal mountain village memory), internal SRAM, FSMC, AHB to APB bridge AHP2...[Details]

Sound reinforcement engineering is a means of processing the original sound using architectural acoustics and electroacoustics to achieve the expected listening effect. The sound reinforcement syst...[Details]