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浏览/检索结果: 共2条，第1-2条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择发表日期升序发表日期降序作者升序作者降序提交时间升序提交时间降序题名升序题名降序 Optimization Design of Dust Prevention Equipment by Water-Cloud System of Powered Roof Support in Fully Mechanized and Roof Caving Coal Face with Annual Yield of 6 Million Tons 会议论文 International Symposium on Safety Science and Technology, SEP 24-27, 2008 作者:  Zhuge Fumin;  Zhou Gang;  Cheng Weimin;  Yang Peng;  Zhang Shengzhu 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/31 fully mechanized and roof caving  powered roof support  water-cloud  system  improvement   Research of Fuzzy Comprehensive Evaluation with Dynamic Variable Weights for Ability of Reducing and Preventing Hazard in Mining Ventilation System 会议论文 International Symposium on Safety Science and Technology, SEP 24-27, 2008 作者:  Zhou Gang;  Cheng Weimin;  Zuo Qianming;  Bie Haiyan;  Zhuge Fumin 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/31 mine  ventilation system  reducing and preventing hazard  fuzzy  dynamic  variable weight  comprehensive evaluation