The idea quantity and the best persentages of modified starches was estimated by orthogonal and fuzzy mathematical analysis.

利用正交设计及模糊数学的理论方法确定变性淀粉的理想用量和主要原料的最佳配比。

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Study method and predicting models for traffic safety are introduced. Comparisons on statistical analysis, fuzzy mathematical analysis and method of gray theory are made.

介绍了交通安全的研究方法和预测模型，并对统计分析、模糊数学分析及灰色理论方法进行了比较。

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