本文在宁波大学机械工程系实验室管理工作实践基础上，分析了实验教学的重要性；
According to the practices of laboratory management in Department of Mechanical Engineering of Ningbo University, the significance of experimental education is analysed in this paper.
结合数字电路实验教学实践，分析实验常见故障成因并提出排除实验故障的方法。
This paper analyses the common causes for the breakdown in digital circuit experiments and gives measures to the elimination according to experimental teaching practice.
希望它对广大物理教学工作者的演示实验教学设计工作有一定的理论指导和实践参考价值。
I hope it has certain theoretical direction and practical reference value to the worker of instructional design about physics demonstrating experiment teaching.
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