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guan zhu shi gu zhong de ying ji jiu yuan
Pages: 14-
15
Year: 2016
Issue:
5
Journal: Labour Protection
Abstract: 山东平邑石膏矿区“12·25”坍塌事故,4名矿工被困850余小时后成功获救,是我国首例大直径钻孔成功救援案例,在世界上也仅是第三例,创造了我国矿山事故救援的范例,在矿山救援史上具有里程碑式的意义。
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