基本解释吸入斷流閥英汉例句雙語例句Pump stop, they would first close the discharge stop valve, and switch to a complete halt until pump suction stop valve was closed.泵停車時，應先關閉排出停止閥，竝待泵完全停轉後關閉吸入停止閥。专业释义交通運輸工程吸入截止閥