王雪芳, 郑建岚. Grey connection analysis between property of fly ash and its optimal content[J]. Journal of jiangsu University(Natural Science Edition), 2009, 30(1). DOI: 10.3969/j.issn.1671-7775.2009.01.022.
王雪芳, 郑建岚. Grey connection analysis between property of fly ash and its optimal content[J]. Journal of jiangsu University(Natural Science Edition), 2009, 30(1). DOI: 10.3969/j.issn.1671-7775.2009.01.022.DOI: