A.3750~3000cm^-1

B.1900~1650cm^-1

C.1900~1650cm^-1；1300~1000cm^-1

D.3750~3000cm^-1；1300~1000cm^-1

E.3300~3000cm^-1；1675~1500cm^-1；1000~650cm^-1

红外光谱特征参数归属