Photochromic material is a new kind of functional material that has the special photochemistry property.

光致变色材料是一类具有特殊光化学性质的新型功能材料。

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Photochromic material is a new kind of functional material that has the special photochemistry property.

光致变色材料是一类具有特殊光化学性质的新型功能材料。

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