Handdrilling also decreases the risk of breaking off a guide wire in the scaphoid.
手摇钻也可以减少导针在舟状骨内折断的风险。
2
It has a manipulator hand containing drilling and cutting tools that allow the robot to retrieve samples of rock from the ocean bed.
这种机器有一个操作臂，其中包括了钻头和开掘工具，使得机器人可以从深海海底回收岩石样品。
3
When oil prices are low, it makes sense to have a hand in the refining and retail businesses, since both provide a steady stream of money that can fund searching for new Wells and drilling.