常见例句雙語例句Drill pipe is attached to the far side of the reamer so that it can be pulled back from the near side, once the pre-reaming operation is complete.擴孔器遠側與鑽杆相連，儅預擴孔作業完成後，可以將擴孔器從近側拖廻到遠側。www.infopetro.com.cn 返回 back reaming