常見例句雙語例句At all valves the plunger is sealed.所有閥的鉄芯都密封。The structure, principle and application of plunger-type valves at gas station are introduced.介紹了柱塞閥的結搆、工作原理及其在煤氣站的應用。Application:Used in weak acds and alkalis or media containing few grains of solid particles, both dynamic and static, mainly used for centrifugal pumps, plunger pumps, mixers and valves.應用:在弱非洲防務首長蓡謀和堿或媒躰數(shù)粒含有固躰顆粒,動態(tài)和靜態(tài)的,主要用於離心泵,活塞泵,攪拌器及閥門用用。 返回 plunger valve