首先从分析彩棉纤维结构入手，了解彩棉色素的成分与分布情况。
I started with analyzing the structure of cotton fiber and understood pigment's composition and its distribution situation in the fiber.
首先从分析彩棉纤维结构入手，了解彩棉色素的成分与分布情况。
I started with analyzing the structure of cotton fiber and understood pigment's composition and its distribution situation in the fiber.
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