01Is the solder used in a soldering iron toxic?One netizen complained that he had been using a soldering iron in a PCB factory for a year and felt uncomfortable and his abdomen was a little bloated. I
Requirements: Graduated 10 years ago, no work experience limit, must have an intermediate professional title or above in electronics, communications, or computer science, can purchase social insurance
[i=s]This post was last edited by xinmeng_wit on 2022-10-23 22:44[/i]Multifunctional network weather clock
Author: xinmeng_witProject BackgroundThe ESP32-S2-Kaluga-1 development board has a wealth of