By acid treatment, the whiteness was over 75.
通过酸处理后，云母白度达到75以上。
There is a high level of whiteness and opacity.
有很高的白度与不透明度。
Whiteness, in this context, is more than just skin color.
在此背景下，白不仅仅是指肤色。
Total whiteness is combination of two important parameters.
整体白度与两个重要参数有关。
A visit to a specialist can help restore the whiteness but at a price.
牙医可以帮我们美白牙齿，但是价格很贵。
The crystal shape, whiteness, purity of products are up to quality standard.
产品的晶型、白度和纯度等达到质量标准。
Other clouds follow, big and little and tiny on their march toward whiteness.
其它的云彩——有大有小，洁白如雪——都跟随着它，不知要往哪儿走。
And its calibration method study took that of the whiteness meter as reference.
参考白度计的校准方法对铅芯浓度仪的校准方法进行了研究。
And its calibration method study took that of the whiteness meter as reference.
参考白度计的校准方法对铅芯浓度仪的校准方法进行了研究。
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