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Terms for subject Soil science containing 标准 | all forms | in specified order only
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土粒分级标准phi and zeta grade scale
尤登土粒分级标准Udden grade scale
工程土粒分级标准engineering grade scale
温特华斯土粒分级标准Wentworth grade scale
美国土壤局分级标准U.S.A. Bureau of Soil grade scale
阿太堡土粒分级标准Atterberg grade scale
霍普金土粒分级标准Hopkins' grade scale
鲁宾土壤分级标准Rubey's grade scale
鲁宾逊土壤分级标准Robinson grade scale