Strengthen the teaching of physics demonstration experiment is to improve the quality of teaching physics in secondary schools as an important issue.
加强演示实验教学是提高中学物理教学质量的一个重要方法。
For to "interest" -lead - "the demonstration of teaching theory, I have carried on teaching experiment research under the guidance of this theory for the interest."
为了对“兴趣——带领——兴趣”教学理论的论证，笔者在此理论指导下，进行了教学实验研究。
The spout experiment is one of the most classical demonstration experiments in chemistry teaching of middle schools.
喷泉实验是中学化学教学中一个十分经典的演示实验。
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