pre vacuum pump的意思|示意
预真空泵
pre vacuum pump的网络常见释义
预备真空泵 ... pre vacuum 初真空 pre vacuum pump 预备真空泵 preacceleration 预加速 ...
预真空泵 ... pre op test 运行前试验 pre vacuum pump 预真空泵 preacceleration 预加速 ...
pre vacuum pump相关短语
1、 pre ure vacuum pump 真空压力泵
2、 low pre ure vacuum pump 高真空泵
3、 vacuum pre ure pump 真空压力泵
pre vacuum pump相关例句
The set takes Roots pump as its main pump and spinning vacuum pump as pre-stage pump.
本机组采用罗茨泵作为主泵，以旋片式真空泵作为前级泵。
In between, an electromagnetic vacuum inflation valve is installed in series, which opens and closes with the switch of the pre-stage pump.
在前级泵与主泵中间串联一个电磁真空充气阀，随前级泵开关而启闭。