Since this CIE1931 RGB system results negative tristimulus values in calculation, the CIE1931 XYZ standard colorimetric observer was brought forth.

但是，CIE1931RGB系统在计算颜色的三刺激值时会出现负值，由此产生了CIE1931XYZ标准色度系统。

youdao

Since this CIE1931 RGB system results negative tristimulus values in calculation, the CIE1931 XYZ standard colorimetric observer was brought forth.

但是，CIE1931RGB系统在计算颜色的三刺激值时会出现负值，由此产生了CIE1931XYZ标准色度系统。

youdao