微分光谱分析技术程序，通过光谱反射率，求出反射率的微分、反射率的倒数、反射率倒数的微分、反射率的对数、反射率对数的微分、反射率对数的倒数、反射率对数的倒数微分、反射率的平方根、反射率平方根的微分。-Differential Spectroscopy technology program, by spectral reflectance, logarithmic, reflectivity determined reflectance differential, countdown, the reflectance of the reciprocal of the differential reflectivity of the differential count, the number of reciprocal reflectance, reflection logarithm of the reciprocal of the rate differential, the reflectivity of the square root of the square root of the differential reflectivity.