A, Asymmetry in shape and color distribution.
形态和色素分布的不对称。
Narrow particle size distribution, brilliant color, stable color batches and minor color difference.
粒径分布窄，颜色鲜艳度高，批次间颜色稳定，色差较小；
Narrow particle size distribution, brilliant color, stable color batches and minor color difference.
粒径分布窄，颜色鲜艳度高，批次间颜色稳定，色差较小；
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