A study was made on the synthesis of n butyl acetate and isobutyl acetate with aminosulfonic acid as the catalyst.The optimum conditions were chosen by the experiments.是什么意思_A study was made on the synthesis of n butyl acetate and isobutyl acetate with aminosulfonic acid as the catalyst.The optimum conditions were chosen by the experiments.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句