短語詞組短語valve lever support shaft 閥桿支軸valve rocker arm support 閥搖臂支架exhaust valve support [鐵路]排風(fēng)閥支架valve support assembly 氣門支撐總成Valve for Powered Support 液壓支架用閥external valve support 瓣膜外支撐;外瓣膜支持the valve for roof support 液壓支架用閥inlet check valve support assembly 塞頭蓋valve rocker arm shaft support 氣門搖臂軸支架 返回 valve support