Thyristor is the abbreviation of thyristor rectifier element. It is a high-power semiconductor device with a four-layer structure and three PN junctions. It is generally composed of two thyristors con
The files in the USB flash drive can be protected with functions of anti-copying, anti-cutting, anti-deletion, and anti-rename, but the exe file can still be opened and run. Does this require writing
[backcolor=white]In order to simplify the calculation, the frequency response analysis of the amplifier circuit generally adopts the method of frequency division analysis, that is, it is carried out s
I tortured myself on the weekend and pretended to be a professional hiker. I took a one-day tour to Houhe in Yanqing. The whole journey was 15 kilometers and the ascent was 800 meters. To be honest, w