采煤机振动特性与煤岩硬度影响关系研究
Publisher： 国家哲学社会科学学术期刊数据库
E-ISSN： 1008-8881|29|4|51-52
ISSN： 1008-8881
Source： 山西能源学院学报, Vol.29, Iss.4, 2016-01, pp. : 51-52
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Abstract