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《Coal Technology》 2008-04
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Foadway on Factors of Laneways Distorted and Control Methods Reasonable

ZENG Zheng-liang(Yunnan Vocational Institute of Energy Technology,Qujing 655001,China)  
Under the coal-mines,all types of laneways rewarded different functions act related effects.In excavating coal,the laneways will be distorted and damaged.By analyzing the causes we can find out reasonable control methods to protect the laneways.
【CateGory Index】: TD353
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