当使用系统辨识方法建立建筑墙体动态热特性模型时，通常将时间离散模型的阶次通常设为定值。
When using the system identification methods to establish the dynamic thermal model of the building wall, the order of the discrete time model was usually set up to be constant value.
计算结果表明：建筑墙体动态热特性模型的模型阶次不是固定的，使用自辨识模型阶次的方法能够提高结果的精度。
The result shows that the order of the dynamic thermal model of the building wall is not fixed. And if auto-identification model is used to calculate, the accuracy of result will be improved.
利用差示扫描量热仪和动态流变仪对米粉和米淀粉体系的回生特性进行了研究。
The retrogradation characteristics of rice flour and starch system were studied by dsc and dynamic rheometry.
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