“pyromellitic dianhydride”的概念、定义、翻译、参考文献-科学参考

单词	pyromellitic dianhydride
释义	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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