Carry on research to following several respect mainly, and go on application in the Chengzhuang mine of Jin Coal Group.
主要是对以下几个方面进行了研究，并在晋煤集团成庄矿进行了应用。
Because gas drainage is strong in 3308 workface of Chengzhuang coal mine, stop production often takes place for above-the-common.
成庄煤矿3308综放面由于瓦斯排放量大，多次造成因瓦斯超限停产。
The result shows that Luokexiu foam gains the better effects in the control of wind leakage in the goaf of Chengzhuang coal mine.
结果表明，罗克休泡沫在成庄矿采空区漏风治理中取得了较好效果。
The existent problem in coal bed methane suction in Chengzhuang coalmine was investigated and necessity of technical transformation and extend were put forward.
就矿井目前煤层气抽放中存在的问题进行了深入探讨，指出了矿井煤层气抽放系统改扩建的必要性。
According to the underground geological conditions and existing equipment situation of Chengzhuang Coal Mine, this paper introduces the design and successful application of the light-type end bracket.
根据成庄矿井下地质条件和现有设备状况，介绍了设计轻型端头支架并成功应用的经验。
According to the underground geological conditions and existing equipment situation of Chengzhuang Coal Mine, this paper introduces the design and successful application of the light-type end bracket.
根据成庄矿井下地质条件和现有设备状况，介绍了设计轻型端头支架并成功应用的经验。
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