1、This paper introduced a new method of producing copper sulphate from low grade copper mine.
本文介紹了低品位銅礦生產(chǎn)硫酸銅的新方法。

2、In this paper, production process of copper sulphate and crude nickle from waste electrolyte.
介紹了廢電解液除雜制取硫酸銅和粗鎳的主要工藝條件及試驗結(jié)果。

3、The antiseptic properties of copper sulphate have never been questioned.
硫酸銅具有防腐性，這是不曾有過問題的。

4、What color is copper sulphate solution?
硫酸銅溶液是什么顏色？

5、We tried to grow some copper sulphate crystals with our children.
我們想跟孩子們一起制作硫酸銅晶體。

6、H2O can turn anhydrous copper sulphate solid from white to blue.
水可把無水的硫酸銅固體由白色變成藍(lán)色。