短語詞組短語water -closing type detainor 發(fā)生器水封式回火防止器dynamic water closing test 動水關(guān)閉試驗dynamic water closing 動水關(guān)閉closing water 常關(guān)水管water cutting and valve closing 停水關(guān)閥closing water cycle 煤泥水閉路循環(huán)Valve for closing water 關(guān)水閥automatic closing -water 自動閉水 返回 water closing