- 推荐网络例句
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This is where the drill pipe and collar slips seat when the drill string is suspended from the rotary table for connections or tripping pipe.
当钻柱为了对接或起下钻而悬挂在转盘上时，其为钻杆和吊卡坐放位置。
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This is not about the poverty of money.
这不是金钱上的贫困。
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The high accuracy inter-satellite ranging system is the major payload of gravity exploring satellite using satellite to satellite tracking in low-low model.
高精度星间测距系统是低低卫卫跟踪重力卫星的关键有效载荷。
Don't
stop moving...