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pyromellitic dianhydride
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pyromellitic dianhydride
Chemistry
>高分子科学>高分子化学>释义
pyromellitic dianhydride
均苯四甲酸二酐
>高分子科学>高分子化学>释义
pyromellitic dianhydride; 1,2,4,5-benzenetetracarboxylic anhydride
均苯四甲酸酐
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