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1)  Large angle soft coal seam
大倾角松软煤层
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2)  deep inclined seam with potential outburst
大倾角松软突出煤层
3)  deep inclined seam
大倾角煤层
1.
Analysis on numerical simulation of bolt support for mining gateway in deep inclined seam;
大倾角煤层回采巷道锚杆支护的数值模拟分析
2.
Gateway and pillar top coal caving mining technology in deep inclined seam with thickness between 3.5 to 10m;
3·5~10m大倾角煤层巷柱式放顶煤开采技术
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4)  steep coal seam
大倾角煤层
1.
Based on the strata behaviors of steep coal seams, the forms of roof breakage and movement were studied.
根据大倾角煤层采场矿压显现特点 ,对采场顶板岩层的运动、破坏形式进行了研究 。
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5)  steeply dipping coal seam
大倾角煤层
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6)  deeply inclined coal seams
大倾角煤层
1.
Coal mining method in the deeply inclined coal seams with hydraulic powered shield supports on single leg sustai;
大倾角煤层单腿支撑式柔性掩护支架采煤法
2.
Beside on the overall analysis roof accidents of deeply inclined coal seams in Huainan mining group company during the period of 1988～2002,the types,characteristics,causes and its prevention measures of roof accidents in deeply inclined coal seams were discusse
在对淮南矿业集团大倾角煤层工作面1988～2002年间发生的顶板伤亡事故分析研究的基础上,阐述了大倾角煤层采场顶板事故类型、特点、原因及其预防措施。
3.
Beside on the overall analysis roof accidents of deeply inclined coal seams in Huainan mining group company during the period of 1988-2002,the types,characteristics,causes and its prevention measures of roof accidents in deeply inclined coal seams were discusse
在对淮南矿业集团大倾角煤层工作面1988-2002年间发生的顶板伤亡事故分析研究的基础上,阐述了大倾角煤层采场顶板事故类型、特点、原因及其预防措施。
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补充资料：松软
1.松散绵软。
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