1问题的由来在一次中学物理教师培训班上,我结合中学物理教学及教师的实际提出一系列问题供老师们讨论,其中之一是“真空”问题,即谈谈你对“真空”这一概念的认识与理解.经几位老师发言讨论之后,我觉得他们对“真空”概念的认识与理解还基本停留在古代的认识阶段.表现出:(1)对 The origin of the problem In a middle school physics teacher training class, I put forward a series of questions for teachers to discuss with the physics teaching in middle school and the actual situation of teachers. One of them is the “vacuum” problem, that is, talk about your “vacuum”. Understanding and understanding of concepts. After several teachers have spoken and discussed, I think that their understanding and understanding of the concept of “vacuum” has basically remained in the ancient stage of understanding. It shows: (1)