用“rotary drilling rig”造句大全,rotary drilling rig造句 國語站 造句 3.21W 大中小設置文字大小 On application of rotary drilling rig in foundation holes of bored piles on bridgesThe rotary drilling rig excavation in Yingbin Road station means the start of the station enclosure construction. TAG標籤:rotary rig 造句 drilling #