短語詞組短語quick closing safety valve 快閉安全閥rapid closing safety valve 速閉安全閥quick closing isolating valve 快關(guān)隔離閥Self Closing Faucet Valve 產(chǎn)品名稱slow closing butterfly valve 緩閉蝶閥rapid closing stop valve 快速截止閥closing emergency valve 應(yīng)急速閉閥closing gate valve 自動(dòng)關(guān)閉閥late closing of valve 氣門延遲關(guān)閉 返回 closing valve