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- The roadway excavation and supporting are crucial techniques in mining engineering. 巷道掘进与支护是采矿工程的技术关键。
- When implementing the smooth blasting in small-sectional roadway excavation under complex geologic conditions,the blasting parameters and the implementation technology have a certain particularity. 在复杂地质条件小断面巷道掘进中实施光面爆破,其爆破参数和施工工艺有一定的特殊性。
- quick constructing roadway excavation 快速成巷
- Smooth Surface Blasting Technology in Mine Rock Roadway Excavation 在岩石巷道掘进中的光面爆破技术
- Application of include angle orientation in roadway excavation 夹角给向法在巷道掘进中的应用
- Technology of Roadway Excavation and Supporting in Loose and Cractured Ore Body 松软破碎矿体巷道掘进与支护技术
- Optimization of Cutting Holes Layout for the Blasting of Roadway Excavation at a Certain Metal Mine 某金属矿巷道掘进爆破的掏槽孔布孔优化
- Application of directional fracture controlled blasting technique in main roadway excavation 定向断裂控制爆破技术的应用
- On Technology with Gas Prevention and Control of Gob- side Roadway Excavation in Medium- thickness Seam 中厚煤层沿空掘巷瓦斯防治技术初探
- New Technology of Rock Refuse Discharge for Mechanized Operation Line in Large Cross Section Rock Roadway Excavation 大断面岩巷机械化作业线排矸新工艺
- RESEARCH AND APPLICATION OF THE CUTTING BLASTING TECHNOLOGY OF ROADWAY EXCAVATION IN HARD ROCK 坚硬岩石巷道掏槽爆破技术研究与应用
- Test and Application of Accumulated Energy Directional Breaking Blasting Technology in Mine Roadway Excavation 聚能定向断裂爆破技术在巷道掘进中的试验及应用
- A raised roadway, as across water or marshland. 堤道加高的行道，如穿过水洼或沼泽的道路
- Don't stop on the roadway; move in to the side. 别在车行道上停留;到边上来。
- Excavation of the site will begin tomorrow. 明天开始挖掘工作。
- The excavation of the buried city took a long time. 发掘埋在地下的城市花了很长时间。
- The excavation of the bur city take a long time. 发掘埋在地下的城市花了很长时间。
- roadway excavation 路基开挖,平巷掘进
- roadway excavation. 巷道
- coal roadway excavation 煤巷掘进
