南京市第一中学李天泽同学问：“两块玻璃用水浸湿后贴在一起就会难以分开，这是否说明了大气压的作用?” 在解答这个问题之前，我们先来了解一下两端开口的玻璃细管插入水池中的情况，如图1所示，细管 The first middle school student of Nanjing City, Li Tianze, asked: “It will be difficult to separate two pieces of glass after they are wetted with water. Does this explain the role of atmospheric pressure?” Before answering this question, let’s look at the glass with open ends. The insertion of the thin tube into the pool, as shown in Figure 1, the thin tube