方法：分别采用硅胶G板对板蓝根、大青叶、重楼，聚酰胺薄膜板对野菊花进行薄层鉴别。
Methods:Silica gel G plate was used to indentify Radix Isatidis and Folium Isatidis, polyamide film board was used to indentify Flos Chrysanthemi Indici.
采用锥板粘度计研究了聚酰胺酸溶液的流变性能及其粘度的影响因素。
The rheological behavior of polyamic acid solution and the influential factors on its viscosity were studied with a cone-plate rheometer.
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