您要查找的是不是：
- This paper introduces the used safety measures and the matters needing attention in construction of tunnel cut by TBM method in Tashan coal mine of Datong City. 文中介绍了用隧洞掘进机(TBM)在大同塔山矿主平峒掘进施工中采取的安全措施和应该注意的事项。
- Construction of Sprayed Concrete Support Structure in Main Tunnel of Tashan Coal Mine 塔山矿主平峒喷射混凝土支护施工
- The Technique of Passing the Leaked Roof of the Head Chambers of the Main Flat Caverns in Tashan Coal Mine 塔山矿主平峒机头峒室过漏顶技术
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- Tashan Coal Mine 塔山矿井
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- The coal mine was closed down due to exhaustion. 这煤矿因矿源枯竭而关闭了。
- They are developing a new coal mine. 他们在开发新煤矿。
- They sold the coal mine at a profit. 他们把煤矿卖掉赚了钱。
- China Geological Coal Mine Corp. 中国地方煤矿总公司。
- Coal Gas Factory of Datong Coal Mine Gro. 大同煤矿集团有限责任公司煤气厂。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- My grandfather used to work in a coal mine. 我祖父曾在煤矿工作过。
- Liu township coal mine enterprises. 乡镇企业有刘沟煤矿。
- The miner is digging the coal mine. 矿工叔叔在挖煤。
- The company operates two factories and a coal mine. 那家公司经营两家工厂和一个煤矿。
- This year's yield from the coal mine was very large. 今年这煤矿产量甚丰。
