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- tunnel throughing coal seam 穿煤巷道
- Evaluation of Fatalness of Coal and Gas Outburst and Detailed Design of Cutting through Coal Seam in XinZhai Tunnel 新寨隧道煤与瓦斯突出危险性评价及揭煤施工设计
- The technology of cutting through coal seam and preventing collapse in the right line of Huayingshan highway tunnel 华蓥山隧道西口右线揭煤防突防坍技术
- Prediction Fatalness of the Coal and Gas Outburst in Cutting through Coal Seam in Highway Tunnel based on Fuzzy Neural Network 模糊神经网络预测公路隧道揭煤突出危险性
- Technologies of whole cutting through coal seam and preventing collapse in highway tunnels 公路隧道全断面揭煤防突技术
- They drove a tunnel through a hill . 他们通过小山挖一隧道。
- Technology of Positive Cutting Through Coal Seam in Gentle Inclined, Unstable, "Three-soft" and Outburst Coal Seam under Slide Tectonics 滑动构造下"三软"不稳定高突小倾角煤层正向揭煤技术
- They holed a tunnel through the hill. 他们凿了一条穿山隧道。
- They hollowed out a tunnel through the mountain. 他们挖通了穿山隧道。
- They drove a tunnel through a hill. 他们通过小山挖一隧道。
- We'll have to cut a tunnel through the hill. 我们得通过这座山打（挖）一条隧道。
- They are excavating a tunnel through the hill. 他们在挖一条穿山隧道。
- The engineers had to tunnel through solid rock. 工程师须要在坚实的岩石中开凿隧道。
- They drove a tunnel through the solid rock. 他们凿出一条穿过坚固岩石的隧道。
- cutting through coal seam 揭煤
- They're blasting a tunnel through the mountain. 爆破;以炸药攻击;一股气流;爆炸;气浪。
- Coal miners; coal seams; coal haulers. 煤矿工; 煤层; 运煤工
- Workmen bored a tunnel through the mountain. 工人们在山里凿了个隧道。
- The workers were tunnelling through solid rock. 工人们正在坚石中挖掘一条通道。
- They are digging a tunnel through the hill. 他们正在挖一条贯通这座山的隧道。
