Some mathematical models are given about crop growth and fertilization quantity, by using the methods of regression analysis, grey dependent degree and analytical hierarchy process.
利用回归分析、灰色关联度和层次分析方法建立了施肥量对农作物生长的数学模型。
Acquired a quantitative analysis of the model in all dimensions of flexibility by calculating the comprehensive dependent degree.
通过计算该模型综合关联度，对模型中的各个柔性维度进行了定量分析。
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