余吾煤业S5202工作面裂隙带抽采合理性分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-8881|30|2|99-101

ISSN: 1008-8881

Source: 山西能源学院学报, Vol.30, Iss.2, 2017-01, pp. : 99-101

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next

Abstract