Lv7
4258 积分 2021-09-10 加入
Study on mechanism of strong strata behavior and prevention & control technology in fully mechanized top-coal caving face with hard roof
3个月前
已完结
Study on mechanism of strong strata behavior and prevention & control technology in fully mechanized top-coal caving face with hard roof
4个月前
已完结
Theory, application and prospect of full-life-cycle operation and maintenance technique system in coal underground water reservoir
4个月前
已完结
Numerical modelling of rock fragmentation under high in-situ stresses and short-delay blast loading
6个月前
已关闭
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