It was found that the fermentation type was a butyric acid type fermentation.
并且确定发酵类型以“丁酸型”为主。
Copper methanesulfonate was synthesized and used as a catalyst in the esterification of n-butyric acid with isoamyl alcohol.
合成了甲烷磺酸铜，研究了其催化丁酸与异戊醇的酯化反应。
Female ginkgoes produce the troublesome seeds, which are covered in a fleshy coating that contains butyric acid, also found in rancid butter.
雌性的银杏树会结果实，造成困扰；果实外壳厚实，含有丁酸，这种成分也会出现在酸腐的牛油中。
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