轻便凿岩机
drilling machine───[机]钻床；[机]钻孔机；条播机; 钻机
portable washing machine───便携式洗衣机
portable───n.手提式打字机；adj.手提的，便携式的；轻便的
portable printer───便携式打印机
portable computer───n.便携式计算机；[计]便携式计算机
portable devices───便携式设备
portable device───便携式设备
drilling down───向地下钻；深度探讨
This paper described the structure, features, test results and application effect of the newly developed Model QFZ-22 portable drilling machine for outburst control.───介绍了新研制的QFZ—22轻便型防突钻机的结构、特点、试验情况及推广应用效果。
A portable and rotary type ultrasonic drilling machine is developed and designed for drilling of carbon fibre composition components.───为碳纤维复合材料构件的钻孔，研制出一种便携式旋转超声钻。
Investigation on Use Effectiveness of Model QFZ-22 Portable Drilling Machine against Outburst in Fully Mechanized Faces───QFZ-22轻便防突钻机在综采面的应用效果
This paper described the structure, features, test results and application effect of the newly developed Model QFZ-22 portable drilling machine for outburst control.───介绍了新研制的QFZ—22轻便型防突钻机的结构、特点、试验情况及推广应用效果。
A portable and rotary type ultrasonic drilling machine is developed and designed for drilling of carbon fibre composition components.───为碳纤维复合材料构件的钻孔，研制出一种便携式旋转超声钻。
Investigation on Use Effectiveness of Model QFZ-22 Portable Drilling Machine against Outburst in Fully Mechanized Faces───QFZ-22轻便防突钻机在综采面的应用效果
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