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Application of Several Inspection methods in the Freezing Construction of Air-let Shaft in the Liangbei Coal Mine
Author(s): 
Pages: 51-51,53
Year: Issue:  10
Journal: COAL

Keyword:  冻结施工冻结壁盐水流量测温孔温度水位观测孔水位;
Abstract: 介绍了冻结法在河南许昌梁北矿东风井井筒施工中,采用一系列安全可靠、精确先进的检测手段,对冻结壁的形成和发展所做的准确预报,创造了冻结段施工国内先进水平.
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