平巷掘进
- n.heading; drifting
- 网络gallery driving; entry driving; mine tunnel drifting
平巷掘进
平巷掘进
drifting
井巷掘进爆破 - S400的日志 - 网易博客 ... 127 放矿口 draw point 128 平巷掘进 drifting 129 平巷或进路 drift or drive ...
gallery driving
矿业工程专业词汇英语翻译(D-H) -亿城英语 ... gallery 平硐 gallery driving 平巷掘进 gallery entrance 纸巷进口 ...
entry driving
矿业工程专业词汇英语翻译 -亿城英语... ... entry brushing 巷道挑顶 entry driving 平巷掘进 entry driving machine 平巷掘进机 ...
mine tunnel drifting
pingX}Ong jUejln 平巷掘进(mine tunnel drifting)开采地下 矿前,在地层中开凿水平巷道的作业过程。平巷施工包 括掘进、支护 …
1