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应用广域照射(wide area illumination,WAI)拉曼光谱技术与簇类独立软模式(soft independent modeling of class analogy,SIMCA)法,结合多元散射校正(multiplicative scatter correction,MSC)和光谱仪降噪和波长标定(spectrometer noise reduction and wavelength calibration,SNRWC)降噪技术,建立鸭、羊、猪3种原料肉及掺假羊肉的定性识别模型。结果表明