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niu shan mei ye jiao dai da xiang guan tong ce liang gong cheng she ji fang an tan jiu
Author(s): 
Pages: 30-31
Year: Issue:  5
Journal: Coal

Keyword:  一井定向联系测量误差预计;
Abstract: 文章主要叙述同一矿井的巷道贯通的方案设计,巷道贯通导线点位以及仪器的选择,巷道贯通前水平重要方向和高程方向的偏差预计,对偏差的改正,最终实现巷道贯通。
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