• 具有优良的光学性质颜料性能白度色彩还原能力分散性

    It has excellent optical character and pigment performance, high purity, whiteness, tint reducing power and dispersibility.

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  • 由此可见白度肉眼直接观察的对比结果,则是光学反射的对比结果。

    It can be seen, then, that whiteness is directly determined through comparative ocular eye, whereas brightness refers to comparative optical reflectance.

    youdao

  • 光学:混入造纸浆料内增加白度化学作用是使紫外光转为可见光

    Ooptical bleaching agent: a chemical which is used in the furnish of bright-white papers to enhance their brightness, and which does so by converting ultra-violet light into visible light.

    youdao

  • 光学:混入造纸浆料内增加白度化学作用是使紫外光转为可见光

    Ooptical bleaching agent: a chemical which is used in the furnish of bright-white papers to enhance their brightness, and which does so by converting ultra-violet light into visible light.

    youdao

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