水平钻孔 meaning in English
horizontal borehole
horizontal drilling
horizontalborehole
Examples
- Applied research on gas drainage technology with horizontal bore hole near mine roof level
顶板高位水平钻孔瓦斯抽放技术应用研究 - And it is used successfully in shield tunneling , horizontal drilling , deep drilling , slotted walls and bore piles construction projects
主要应用于盾构隧道挖掘，水平钻孔，深层钻孔，开凿围墙和钻桩的建筑项目。