thin coal seam mining 薄煤层开采
Thin Seam Coal Mining 薄煤层矿井开采
the thin coal seam mining 薄煤层开采
The paper briefly introduced storage of thin seam coal resources in China as well as several type of mining equipment.
文章简要介绍中国薄煤层煤炭资源的储存情况、薄煤层开采机械的几种类型。
Therefore, the conventional staggered distance model of ultra-close thin coal seam group during combined mining is put forward; and the theoretical research and physical simulation are carried out.
因此提出极近距离薄煤层群联合开采常规错距开采模型，并进行理论和物理模拟试验研究。
This paper introduces state of mining and reserving of thin and almost thin seam, analyses technology and methods of mining thin seam, meanwhile discusses design of hydraulic support in thin seam.
介绍了我国薄、极薄煤层赋存及开采状况，分析了薄煤层开采的技术及方法，并对薄煤层液压支架的设计进行浅探。
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