- 電動(dòng)泵
- drive: vt. (drove , 〔古語(yǔ)〕 drave; dri ...
- ump: n. 裁判員。 vi. 當(dāng)裁判，當(dāng)裁判〔umpire 的 ...
- elt drive ump: 皮帶傳動(dòng)泵
- engine drive ump: 內(nèi)燃機(jī)驅(qū)動(dòng)泵
- flanged motor drive ump: 法蘭式電動(dòng)機(jī)驅(qū)動(dòng)泵
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