joint military drill 联合军演 ; 联合军事演习 ; 联络军演 ; 结合军演
Drill pipe joint 钻杆接头 ; 过渡转换接头
drill rod joint 钻杆接头
joint t drill 联合演习
drill bar joint 合金工具接头
drill stem joint 钻杆接头
drill pipe joint screw 钻杆接头螺纹
Petroleum drill rod joint 石油钻杆接头
high strength drill pipe joint 高强度钻杆接头
S Korea, U. S. to hold joint drill after UN action.
韩美联合军演将在联合国安理会对朝措施出台后举行。
No interpreters took part in the joint drill, but the two sides communicated well with each other through gestures.
没有译员参加联合演习，但双方通过手势彼此沟通。
At the same time the joint drill wear also easily lead to shortening the life cycle of drilling and even early retirement.
同时由于钻具接头超磨，也容易造成钻具使用周期缩短甚至提前报废。
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