Methods Direct titrimetric method is used to measure the iodized salt.方法用直接滴定法测定盐碘含量.I got to know the crucial use of iodized salt for us.从这个故事我知道了碘盐对我们有很大的用途.The provision of iodized salt, which would be the simple answ...
The book began with a quotation from Goethe.这本书一开头引用了歌德的隽语。And he looked down at her , splendidly protecting her, like Egmont at Clara in Goethe's play.于是他露出含情脉脉的保护人的神气,低下头去看她, 就象在歌德的剧本里埃格蒙特看克拉拉一样.Is Goethe a Pionee...