air feed stoper
压风推进的伸缩式凿岩机
automatic rotation stopper
自动旋转伸缩式凿岩机
auto feed drifter
自动推进架式凿岩机
A hand - held machine for drilling rock and breaking up pavement, operated by compressed air.
手挂式风钻，轻型凿岩机通过压缩空气运转的钻岩石、挖隧道的手持机器
bar rigged drifter
架式风钻，架式凿岩机
" Compressors,rock drilling machines and pneumatic tools-Preferred pressures"
GB/T4974-1989压缩机、凿岩机械与气动工具优先压力
engine ,piston, compression-ignition, for marine propulsion
压缩点火式活塞发动机,船推进用
Simulation Research in Dynamic Process of Valveless Hydraulic Drill;
无阀液压凿岩机动态过程的仿真研究
Development and Application of Efficient Energy-saving Full Hydraulic Rock Drill
高效节能全液压凿岩机的开发和应用
extensible belt conveyer
可伸缩的带式输送机
air compressor suction strainer
空气压缩机进风滤尘器
multiple boring machine [for working metal]
钻探或开凿机械[自动推进的]
wheeled telescopic mobile crane
轮胎式液压伸缩吊臂起重机
Internal Combustion Rock Drill Stem Throttle Parts of Structure to Improved Operational
内燃凿岩机柄体部件油门操作机构的结构改进
hand-held sinker
向下打眼的手持凿岩机
Discussions on Recycle of Hot Exhaust of Air-cooled Air Compressor Station
风冷式空气压缩机站房的热排风回用的探讨
external pressure single type axial expansion joint
外压单式轴向伸缩接头
full circle expanding hydraulic form
全圆形液压伸缩式模板
