厚煤层机械化开采发展方向的探讨

Approach on the development direction of the mechanized mining in thick coal seam

对不同角度、不同厚度的厚煤层国内外机械化开采的现状进行了分析 。

Based on the situation of the mechanized mining in thick coal seam at a differant angle and thickness at home and broad,makes an analysis,and works out the developemnt direction in our country.