中深孔 meaning in Chinese
medium depth bore
medium-length hole
Examples
- Exploding technology about long hole blasting in rock roadway
岩巷中深孔爆破技术 - Improvement of short hole blasting technique
中深孔阶段崩落法在新华钼矿的应用 - Parameter optimization for blasting with medium - to - deep holes
夏甸金矿中深孔爆破参数优化研究 - Application of smooth blasting technology in excavating broken rock
技术及中深孔爆破技术实现岩巷快速掘进 - Series blest crater test for longhole mining in dahongshau copper mine
大红山铜矿中深孔采矿系列爆破漏斗试验