My company encountered a problem in a project we did for Hitachi. On Hitachi's small excavator, since the manufacturer will pass a relatively high-power relay when routing the wires, a pulse voltage o...
[align=left] [/align] [align=left]Via is called through hole, which is divided into through hole, blind hole and buried hole. It is mainly used to connect wires in different layers of the network and ...
The Mercedes-Benz E-Class sedan produced by Beijing Daimler-Benz was officially launched in Beijing on December 22. There are two models in total. The E280 with a 3.0-liter V6 engine is priced at 620,...
I am a newbie, and I want to ask why this kind of filter needs three resonant cavities? (I have always thought that filters are like polarizers of light. If the passband is the same frequency, all can...
It mainly includes the following types: The fill-in-the-blank questions are relatively basic, most of which are single-chip microcomputers. I remember there are interrupt-filling questions, and there ...