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po di kuang zeng da cai gao de ke xing xing fen xi
Pages: 92-93
Year: Issue:  9
Journal: Coal

Keyword:  液压支架采高冒顶;
Abstract: 根据坡底矿回采过程中出现的片帮冒顶情况,从支架接顶有效控制顶板和增加资源回收率分析,提出增加支架高度措施,并就可行性进行了论述,供煤矿支护设备选型参考。
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