Four groups of elemental associations and four main factors were obtained respectively by using R-type cluster analysis and R-type factor analysis.

并利用R型聚类分析和R型因子分析，分别提取四组元素组合和四个主因子。

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And so, the methods of R-mode factor analysis, single-variate factor Krig-ing and multifractals are used in the present paper, to disperse the compounding geochemical field.

相应地，用R型因子分析法、单变量因子克立格法和多标度分形谱便能有效地实现地球化学场的分解。

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Multivariate analysis is to use R-typer factor to judge the basic characters and variable natures of ecotypes of wheat varieties.

多变量分析法运用r型因子分析来判断品种生态型的基本特征和可变特征。

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