Separation of n-heptane from benzene by extractive rectification with salted liquid was studied.Salted dimethylformamide(DMF)was chosen as extractant.是什么意思_Separation of n-heptane from benzene by extractive rectification with salted liquid was studied.Salted dimethylformamide(DMF)was chosen as extractant.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句