Conclusion The metal color in base could be completely opaqued while opaques thickness reaches a certain range . CARAT is the materials of minimal thickness and has relatively strong capacity for opaques .
结论不透明层在达到一特定厚度时可完全遮盖底层金属色，其中CARAT组的这一厚度值最小，遮色能力相对较强。
opaques