基于主成分回归分析的煤炭物流成本预测研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1005-8141|31|6|641-644

ISSN: 1005-8141

Source: 资源开发与市场, Vol.31, Iss.6, 2015-01, pp. : 641-644

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Abstract