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1)  steep and close seam
急斜近距煤层
1.
The scientific mining method of steep and close seam is alway.
而急斜近距煤层科学的开采方法，则更是长期困扰乌鲁木齐矿区的开采难题。
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2)  steeply inclined short-interval thick coal seam
急倾斜近距离厚煤层
1.
New combined mining technology for steeply inclined short-interval thick coal seams;
急倾斜近距离厚煤层联合开采新工艺
3)  steep seam
急斜煤层
1.
The horizontal section top coal caving in steep seam is different from the gently inclined seam.
急斜煤层水平分段放顶煤开采与缓斜煤层不同,工作面沿煤层厚度的水平线布置,长度短。
2.
It mostly study on the content of the relationship between support and surrounding rock in longwall top-coal caving mining of steep seam by using field observation, theory calculation, similar and numerical simulation.
本文结合新疆乌鲁木齐矿区的实践,利用现场实测、理论计算、相似模拟和数值模拟等手段,以急斜煤层综放开采“支架-围岩”相互作用关系为核心研究内容,对急斜煤层综放开采的工作面矿压显现规律、开采引起的上覆层结构形式、顶煤冒落特点和支架合理结构的分析等相关内容全面地进行了研究,取得了一些有创建性的研究成果。
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4)  steep coal seam
急斜煤层
1.
Analysis of instability characteristics of surrounding rock within horizontal section caving face in steep coal seam
急斜煤层水平分段综放开采围岩失稳特征分析
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5)  nearby seams
近距煤层
1.
Roadway support at nearby seams in Wangcun mine;
王村矿近距煤层巷道支护分析
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6)  steep seam
急倾斜煤层
1.
Repetitive mining subsidence with thick soil layers and steep seam;
厚冲积层急倾斜煤层群开采重复采动下的开采沉陷
2.
Similar material simulation study on the mining overburden movement law in steep seam;
急倾斜煤层开采上覆岩层运动规律模拟研究
3.
Model and its application on the evaluation of degree of difficulty of top coal caving in steep seam;
急倾斜煤层顶煤可放性评价模型及应用
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补充资料：慌慌急急
1.见"慌慌促促"。
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