Through finite dement modeling and comparative analysis, reducing-load effects had also verified.
并通过有限元建模，对比分析，同时也验证了减荷效果。
In the thesis literature analysis method, epagoge, graphology, comparative method and mathematical modeling are used for the related question.
针对论文要解决的问题，充分运用了文献分析法、归纳法、图表法、比较法、数学建模等多种研究方法。
Methods of principle component analysis, clustering analysis, comparative analysis and modeling were employed.
研究方法：主成分法，聚类分析法，比较法，模型法。
Methods of principle component analysis, clustering analysis, comparative analysis and modeling were employed.
研究方法：主成分法，聚类分析法，比较法，模型法。
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