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初中物理课本中的托里拆利实验,虽然有实验装置简单、现象在观等优点。但也存在一些不足之处,如演示时教师手指接触水银;往托里拆利管里不易灌满
The Torricelli experiment in junior high school physics textbooks has advantages such as simple experimental setup and phenomena. However, there are some deficiencies, such as the teacher’s finger touching the mercury during the demonstration;