standard rotary rig 标准旋转钻机
rotary drilling rig [油气] 旋转钻机 ; 旋挖钻机
drag-bit rotary rig 旋转钻机
rotary shot rig 旋转式炮眼钻
Rotary Drilling Rig auger bit 旋挖钻机用旋挖齿
hydraulic rotary drilling rig 液压旋挖钻机
drilling rig rotary table 石油钻机转盘
large rotary drilling rig 大型旋挖钻机
Based on the operating principle of rotary viscometer, the dynamical performance experiment rig of spiral micro robot was fabricated.
基于旋转黏度计工作原理，建立内窥镜机器人动力学性能实验台。
The paper analyses each parts of rotary mechanism of rotary drill rig.
本文针对钻机回转机构的各零部件进行一定分析。
It is a walking-frame rotary drill rig, suitable for industrial and civil piling construction.
该机是适应于工业与民用建筑桩基础施工的步履式螺旋钻机。
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