短語(yǔ)詞組短語(yǔ)-trimethoxy benzoylate chitin 三甲氧基苯甲酰甲殼素-trimethoxy benzoylate chitosan 三甲氧基苯甲酰殼聚糖5 -trimethoxy benzoylate chitosan 三甲氧基苯甲酰殼聚糖 返回 benzoylate