露天矿工艺系统可靠性对露天矿的主要技术经济指标有很大影响，特别是采用连续或半连续开采工艺时更是如此。
The reliability of mining technological systems has a notable impact on main economic and technical indices. especially when continuous or semi-continuous mining system is employed.
性能安全稳定，有散热系统，可长时间连续工作，而不会影响开采效率和机器质量。
Safe and stable function, : heat spreading system, continuous mining without cutting quality or loss of machine.
首先对煤矿地质条件进行分类，采用连续介质力学理论，探讨条带开采的合理条带煤柱尺寸。
The coal mine's geological conditions are classified, and the rational sizes of strip coal pillars in strip mining are discussed using the theory of continuous medium mechanics.
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