常见灰色珍珠的紫外可见漫反射光谱类型及其灰色成因
方诗彬1, 蒋扬名1, 严俊1,2, 严雪俊1, 周扬3, 张俭2,*

The Types of UV-Vis Diffuse Reflectance Spectra of Common Gray Pearls and Their Coloring Mechanism
FANG Shi-bin1, JIANG Yang-ming1, YAN Jun1,2, YAN Xue-jun1, ZHOU Yang3, ZHANG Jian2,*
典型Ⅱ型灰色珍珠UV-Vis反射光谱