line boring equipment 直线镗削设备
rotary wash-boring equipment 旋转式水冲钻孔设备
research on boring equipment 镗削设备研制
Pile Boring Rotary Equipment 堆积旋转钻孔设备
This paper introduces a kind of fine boring equipment, which can automatically compensate the process error.
介绍了一种具有自主知识产权的自动补偿精镗装置，主要介绍了加工原理及控制系统。
The utility model drag oil field boring equipment to move after hanging into a trail frame, and the telescopic arm can haul oil field super wide equipment after extending out.
本实用新型挂入拖车架即可拖动油田钻井设备搬移，当伸缩臂伸出后还可拖运油田的超宽设备。
The authors describe design of deep raise boring equipment and the experimental study on boring technology, and make an approach to some problems occurring in the deep raise boring test.
叙述了深天井钻进设备的设计和钻进工艺的试验研究，并对深天井钻进试验中遇到的一些问题进行了探讨。
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