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物理是一门以实验为基础的学科,特别强调实验的重要性,但在摩擦力一节的教学中,学生一般只能看到气垫船的图片,无法看到气垫船和气垫轴承的工作状况,实验室也无这些实
Physics is an experiment-based discipline with special emphasis on the importance of experimentation. However, in the section on friction, students generally can only see pictures of hovercraft and cannot see the working conditions of hovercraft and air-cushion bearings. There is no such thing in the room