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songjhľ³æ (СÓÐÃûÆø)
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ÇóÖúÎÄÏ×һƪ£ºTyler S W, Wheatcraft S W. Fractal scaling of soil particle-size distributions: analysis and limitations. Soil Sci Soc Am J, 1992, 56: 362-369. ÎÒµÄÓÊÏ䣺157613090@qq.com [ Last edited by songjh on 2012-10-19 at 16:28 ] |
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