Butyryl chitosan can form cholesteric liquid crystalline phase by dissolving in more than ten solvents.丁酸壳聚糖能溶于十多种溶剂中形成胆甾型液晶相....

butyryl的音标：butyryl的英式发音音标为：['betɪrɪl]butyryl的美式发音音标为：['betɪrɪl]...

丁酰...