To learn electrical engineering well, you must understand the concepts of some physical quantities in electrical engineering. For this purpose, I will summarize and annotate some commonly used electri
Last time I posted, everyone might have thought I had given up or was no longer working on it~~~~~ Thank you all for your help~~~ I haven't posted since I was so busy~~ Thanks to googleman, Chaoren, a
I developed with vc2005, but on the device, I feel that the speed is not as fast as evc4. Does anyone have a similar feeling? Especially when displaying map data, no matter how I optimize it, the spee
PCB industry trends1. China's PCB industry has developed rapidly as a wholeSince the reform and opening up, China has attracted large-scale transfer of European and American manufacturing industries d