Base on the site observation and experimental research, the paper studied the top coal structure for the top coal caving mining in steep inclined seam sections.
在现场观测及实验研究基础上，对急倾斜水平分段放顶煤开采过程中顶煤体结构进行了研究。
The stable-compression-resilience-stable deformation features of the support structure was verified during the steep inclined seam mining process.
验证了急倾斜煤层开采过程中支护结构稳定-压缩-回弹-稳定的变形特性。
The stable-compression-resilience-stable deformation features of the support structure was verified during the steep inclined seam mining process.
验证了急倾斜煤层开采过程中支护结构稳定-压缩-回弹-稳定的变形特性。
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