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- U型钢-锚网支护U- steel bolting with wire mesh
- 锚网喷U型钢支护技术在巷修中的应用Application of U-shaped Net Anchor Supporting Technology While Repairing Tunnel
- 厚煤层综放工作面切眼扩宽锚网支护快速施工技术与劳动组织Bolting net support quick - construction technique by cutting widening in thick seam comprehensive caving working face and labourer organization
- 矿山巷道支护用热轧U型钢U-type hot rolled steel mine timbering dimension. Shape. Weight and permissible variations
- U型钢U-shaped steel
- 高产高效综放工作面锚网支护顺槽围岩变形与支承压力分布规律研究Study on country rock deformation and support pressure distribution in the bolt-mesh supported gate of high-production and high-efficiency top-coal caving face
- U型钢支架U-steel support
- 留小煤柱掘巷锚网支护的研究与应用Research and application of bolt-mesh supporting when developing next to narrow pillar
- U型钢拱形支架U - shape steel arched support
- 冷弯薄壁U型钢cold-formed thin-walled U-section steel
- 高应力区大跨度煤巷交岔点锚网支护研究The research on bolting with wire mesh of the big-span coal drift intersections in high-stress area
- U型钢特种支架special support with U - steel
- U型钢可缩性支架yieldable U-steel support
- 锚网索支护全煤巷实现综掘机90°转弯连续掘进技术的研究The Study of Using Anchor Mesh and Anchor Rope to Support Roadwayto Realize Continuous Dig Technique by 90 Degrees Turn of Unite Digging Machine
- U型钢三心拱支架的优化设计The optimization design of U-steel metal yielding three-centered support
- 锚梁网支护技术在掘进过断层中的应用Supporting technology of shotcrete, bolting wire mesh and beam when passing through faults
- U型钢可缩性支架的稳定性分析STABILITY ANALYSIS OF U-STEEL YIELDABLE SUPPORT
- 耿村煤矿1301开切眼锚梁网支护技术研究Study on Roof Bolting with Bar and Wire Mesh in 1301 Open - off Cut of Gengcun Coal Mine
- 高水材料用于U型钢支架壁后充填High water materials taken as the bachfilling in the U-type steel support
- 全封闭U型钢在放顶煤风巷中的应用Application of Fully-closed U-steel in Airway with Caving Mining
