1) pillar drift
带护巷柱的平巷
2) chain pillar
护巷煤柱
1.
Controlling of rock burst in chain pillars between hydraulic mining face and drying mining face;
水旱交接处护巷煤柱冲击矿压控制
3) pillar roads
煤柱间的平巷
4) drift pillar
平巷矿柱
5) entry pillar
平巷煤柱
6) packfillings
护巷带
1.
Through the statistical and theoretical analysis for the insitu examples of gobside entry retaining, the cut roof loads and deformations of the packfillings of gobside entry retaining which are revoked by the main roof breakage, are systematically studied under various conditions of the rock bodies surrounding roadway.
通过现场实测和理论分析研究，对在不同围岩条件下由老顶断裂时所引起的整体浇注护巷带的支护强度和变形能力进行了较为深入地研究，提出了能使沿空留巷巷道保持稳定的整体浇注护巷带的支护强度与变形的理论计算方法，进而对沿空留巷整体浇注护巷带的适应性进行了研究。
补充资料：半煤岩巷掘进
见煤巷掘进。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条