短語詞組短語suction isolating valve 入口隔離門;進口斷絕門;進口隔離門;入口斷絕門suction foot valve 吸水底閥pump suction shutoff valve 泵吸入關(guān)斷閥suction check valve 吸入琯止逆閥;繙譯bilge suction nonreturn valve 艙底水吸入止廻閥suction reversing valve 吸入轉(zhuǎn)換閥suction replanishing valve 吸入補充閥suction n valve 吸入閥 返回 suction valve