lock lug造句

• Position the two halves of the flange adapter onto the groove in the valve body end ( s ) , making sure that the tab on each flange adapter half is located between the two locking lugs on the valve body ( fig . 3a )
  将法兰适配器的两半放置在阀体连接端口的沟槽上，确保每个半边法兰适配器上的孔位于阀体上两个闭锁凸榫上（图3a ） 。