... drilling cost 钻井成本；钻头成本；打钻费 drilling equipment 钻机；钻孔设备；钻进设备 drilling tool 钻孔工具；镗孔刀具 ...
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Open-air rock drill hydraulic crawler is a good drilling equipment,it was main used for pre-excavation hole drilling of slope-style,blasting holes and bolt holes slope.
履带式液压露天钻车是一种优良的钻孔设备,主要用于露天台阶式开挖钻凿边坡预裂孔、爆破孔和边坡锚杆孔。 论文主要针对重型凿岩钻车ROC 848 HC存在的如下问题提出改进方案:1)钻臂定位精度、效率和自动化程度不高。
参考来源 - 基于PLC的凿岩钻车控制系统的研究与开发·2,447,543篇论文数据，部分数据来源于NoteExpress
一种高度易燃的液体漏进了钻孔设备。
A highly inflammable liquid escaped into the drilling equipment.
钻机是基础工程施工中的一种十分重要的钻孔设备。
The anchor rig is a very important drilling equipment in basic engineering construction.
很难去设想外界会提供免费或肥料补贴以及钻孔设备给每个需要它们的非洲村落。
It's hard to imagine the outside world providing free or subsidized fertilizer and boreholes to every African village that needs them.
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