翡翠样品
Jade sample
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在此基础上引入色度学中均匀色空间及色差的概念，通过计算样品NBS值定量分析了不同翡翠样品间的绿色差异。
On such a basis, the concept of color difference in even color space is put forward. By calculating NBS values of the samples, the color differences of the samples were analyzed quantitatively.
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