In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.
本文介绍了以亚硝酸乙
代替亚硝酸丁
,
苯代替
水乙醚合成铜铁试剂的新工艺。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。


英语精选 I will at another time go into the Crucifixion myth and its strong element of truth.Since you, Joseph, seem slightly restive, I will close the session.You have learned much, and this material will stand many in good stead.
我将在另一个时间讨论耶稣受难的神话及其真实的强烈元素。由于你,约瑟,似乎有点坐立不安,我将结束这节课。你们已经
到了很多,这份资料会让很多人受益。

大佬