mine working meaning in English
矿山井巷
矿山巷道
Examples
- Application of anchor cablle in support of mine working
锚索支护在井巷支护中的应用 - The management of large angle blasting mining working face on
条件下大倾角炮采工作面的管理 - Gas comprchensive prevention in comprehensive mining working face
综采工作面的瓦斯综合防治 - Observation and research of mining working face surface rock shifting
采煤工作面地表岩移观测研究 - Talking about the control of moken roof in comprehensive mining working face
综采工作面破碎顶板控制