METHODS: The compositions of Haliotis discus hannai Ino and Haliotis laerigata (Donovan) were determined by means of ICP, X ray diffraction, DSC and FT IR,respectively.

• 方法：采用电感耦合等离子发射光谱（ICP）、X?ray衍射分析法、差热分析（DSC）及傅里叶?红外光谱法（FT?IR）等方法对皱纹盘鲍和白鲍贝壳成分及结构进行研究。