短語詞組短語piston type pump 活塞泵;柱塞式增壓泵;柱塞式泵piston vacuum pump [真空]往復(fù)真空泵piston spinning pump 活塞紡絲泵piston diaphragm pump coupling 活塞隔膜泵聯(lián)軸器piston membrane pump 活塞隔膜泵;活塞膜泵single piston mortar pump [建]柱塞式單缸灰漿泵piston distribution pump 柱塞配流泵piston -pump 柱塞泵rolling piston radial pump 徑向旋轉(zhuǎn)活塞泵;徑向旋轉(zhuǎn)活塞;徑向扭轉(zhuǎn)活塞泵;旋轉(zhuǎn)活塞徑向泵 返回 piston pump