oil sealed rotary vacuum pump的意思|示意
美 / /
英 / /
油封旋转真空泵
oil sealed rotary vacuum pump的网络常见释义
油密封式旋转真空泵 ... oil impregnated capacitor油电容器 oil sealed rotary vacuum pump油密封式旋转真空泵 okorokov effect沃克罗柯夫效应 ...