Warning: file_put_contents(): Only 0 of 5180 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 DC potentiometer例句_DC potentiometer英汉例句_DC potentiometer双解例句_骑士汉英词典
The supply electricity using permanent current source for the DC potentiometer can simplify working processes and raise working efficiency. 用恒流源爲直流電位差計供電可以簡化操作過程，提高工作傚率。