The overpressure of both point-blank fuel-rod cannon detonations threw Kelly, Will, and Lucy into the air.
过压的两颗平射燃料棒炮弹的爆炸把凯丽，威尔和露西抛到空中。
It USES drill rod connector to directly connect the drill rods, so that during the drilling work, it dose not require fixing or dismantling any of the other drilling tools on the Kelly.
采用钻杆联接器直接连接钻杆，在钻进工作时不需要在主动钻杆上再装卸其它钻具。
It USES drill rod connector to directly connect the drill rods, so that during the drilling work, it dose not require fixing or dismantling any of the other drilling tools on the Kelly.
采用钻杆联接器直接连接钻杆，在钻进工作时不需要在主动钻杆上再装卸其它钻具。
应用推荐