direct acting steam pump造句
例句與造句
- Direct acting steam pumps for nomenclature , definitions , application , and operation
蒸汽直動(dòng)活塞泵.術(shù)語(yǔ)定義應(yīng)用和操作 - It's difficult to find direct acting steam pump in a sentence. 用direct acting steam pump造句挺難的