And they wanted to use a soluble salt of citric acid, so they could have used sodium, they could have used potassium.
而且他们想用一种柠檬酸的可溶性盐,他们本可以用钠,也可以用钾。
麻省理工公开课 - 化学原理课程节选
应用推荐
模块上移
模块下移
不移动