分析了屯兰矿选煤厂原煤仓下电振给煤机吊挂系统损坏频繁的原因，将吊挂式改为支应安装方式，消除了环节影响。
Analyses reason that suspension system of electrical vibration convey coal machine is breaked under cleek coal store, changes suspension system into supporting system, that dispel effect of sector.
以工程实验为基础，结合屯兰矿现有瓦斯抽放中封孔工艺，主要针对封孔长度，通过理论分析，确定合理的封孔长度。
Based on engineering experience and combined with presently hole-sealed technology of gas drainage used in Tunlan mine, the reasonable hole-sealed length was determined by theoretical analysis.
这起矿难事故发生于当天凌晨2时17分，事故发生在山西省古交市的屯兰煤矿，当时时井下有436名矿工正在工作。古交位于太原往西60公里。
The blast occurred at 2:17 am while 436 employees of the Tunlan Coal Mine were at work underground in Gujiao city, 60 km west of Taiyuan, capital of the coal-rich province.
这起矿难事故发生于当天凌晨2时17分，事故发生在山西省古交市的屯兰煤矿，当时时井下有436名矿工正在工作。古交位于太原往西60公里。
The blast occurred at 2:17 am while 436 employees of the Tunlan Coal Mine were at work underground in Gujiao city, 60 km west of Taiyuan, capital of the coal-rich province.
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