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 快關隔離閥Self Closing Faucet Valve 產品名稱slow closing butterfly valve 緩閉蝶閥rapid closing stop valve 快速截止閥closing emergency valve 應急速閉閥closing gate valve 自動關閉閥late closing of valve 氣門延遲關閉 返回 closing valve