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[期刊论文] 作者：WANG Jing-ming,LIU Xian-wei,LIU Wen-sheng,GUAN Yong-qiang,WANG Jun-xian,
来源：煤炭学报（英文版） 年份：2007
Sinking columns are one of the most hazardous geological structures in north Chine typed coal fields.To understand the sinking column formation,to judge if the columns are hazardous or not,the inner circle mechanism of groundwater in formin......
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