rock drilling jumbo 凿岩台车 ; 钻孔台车
shaft drilling jumbo 竖井凿岩吊架
all-hydraulic rock-drilling jumbo 全液压钻车
hydraulic drilling jumbo 液压凿岩台车
full hydraulic drilling jumbo 全液压凿岩台车
All hydraulic crawler drilling Jumbo 履带式液压掘进钻车
multi-boom rock drilling jumbo 多臂凿岩台车
drilling-jumbo 凿岩台车
Microhydeauli-drilling jumbo 微型液压凿岩台车
Research & Development of drilling jumbo both at home and abroad have been described.
介绍了国内外凿岩台车的研发情况。
This text introduced the basic requestion of the hydraulic oil of drilling jumbo, and introduced the selection of hydraulic oil.
介绍了凿岩台车对液压油的基本要求，以及液压油的选用。
The implementation of accurate boom location of drilling Jumbo at the driving place is a key link to improve the drilling-blasting effects.
在掘进工作面上实现凿岩台车钻臂的准确定位是提高凿岩爆破效果的重要环节。
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