高水压灰岩含水体上煤层安全开采充水条件分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1673-2103|38|5|83-86

ISSN: 1673-2103

Source: 菏泽学院学报, Vol.38, Iss.5, 2016-01, pp. : 83-86

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Abstract