论文部分内容阅读
高中人教版教材中两种说明气体溶于水实验存在不足,对此,有3种改进方法。改进方法具有操作简单、现象明显等优点。
There are three kinds of improvement methods for teaching two kinds of gases dissolved in water in the teaching materials of High PEP. The improved method has the advantages of simple operation and obvious phenomenon.