复杂地质环境下的煤矿采煤掘进支护技术
Publisher： 国家哲学社会科学学术期刊数据库
E-ISSN： 1008-8881|30|4|14-15
ISSN： 1008-8881
Source： 山西能源学院学报, Vol.30, Iss.4, 2017-01, pp. : 14-15
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Abstract