煤矿立井摩擦式提升机首绳更换新工艺

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-8881|28|3|61-63

ISSN: 1008-8881

Source: 山西能源学院学报, Vol.28, Iss.3, 2015-01, pp. : 61-63

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

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Abstract