1) shallow coal seam with thin bedrock
浅埋深薄基岩煤层
2) the shallow buried coal seam of thin base rock
薄基岩浅埋煤层
1.
The study of the overburden damage movement law of the shallow buried coal seam of thin base rock
薄基岩浅埋煤层覆岩破坏移动规律研究
3) shallow thin bedrock
浅埋薄基岩
4) shallow thinner seam
浅埋较薄煤层
1.
71301 in Shi Getai coal mine, Shendong mining area, this paper resorted to methods of measurement on the spot, theoretical analysis, numerical simulation and similarity material simulation to research the overlying strata movement law during shallow thinner seam mining.
本文以神东矿区石圪台煤矿71301较薄煤层综采工作面为依托,采用现场实测、理论分析、数值模拟、相似材料模拟方法对浅埋较薄煤层开采覆岩运动规律进行了研究。
5) shallow thick coal seam
浅埋深特厚煤层
1.
Based on the high mining height of fully-mechanized top-coal caving in shallow thick coal seam and the few falling waste rock in goal, the key roof can not be supported effectively,the facture mechanical model of key roof was established.
根据浅埋深特厚煤层综放开采采高大,采空区垮落矸石不充分,不能有效支撑老顶岩梁,造成老顶架后切落的特点,建立了老顶断裂力学模型,利用断裂力学理论推导了老顶的断裂步距和支架的合理工作阻力。
6) shallowly-buried and thick seam
浅埋深厚煤层
补充资料：深薄
1.《诗．小雅．小旻》:"战战兢兢，如临深渊，如履薄冰。"后以"深薄"谓险境。
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