Study on safe thickness of overlying thin bedrock in fully-mechanized top-coal caving face with thick coal seam
Study on safe thickness of overlying thin bedrock in fully-mechanized top-coal caving face with thick coal seam
基金
Supported by the National Natural Science Foundation of China（50504014）
关键词
机械化
开采技术
基岩
安全性能
fully-mechanized mining with top coal caving, thin bedrock, clay, safety thickness
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