统计分析法。
The main research method is statistical analysis method.
主要研究方法是统计分析。
The statistical analysis method has been proved to be effective by practical application.
通过实际应用证明该统计分析方法是行之有效的。
As is known to all, variance analysis is a common used statistical method.
众所周知，方差分析法是一种常用的统计方法。
Statistical methods include principal component analysis, clustering analysis and radar map method.
统计分析方法主要有主成分分析法、聚类分析法、雷达图法等。
Method of literature statistical analysis was applied.
研究方法：文献统计分析法。
Method of literature statistical analysis was applied.
研究方法：文献统计分析法。
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