基本解释[机械工程]螺钉凸缘接头英汉例句双语例句Apply pipe joint compound to the drain body and screw it into the drain flange.用粘接剂将排水管与存水弯连接，用螺丝与法兰连接。screw flange joint更多例句专业释义机械工程螺钉凸缘接头