论文部分内容阅读
[题目]在一个胶卷盒中注入一定量的酒精,套在电子打火枪的枪头上,密封好,用手握住胶卷盒片刻,然后按下电子点火开关,胶卷盒就飞了出去(如下图)。问:为什么胶卷盒会飞出去呢?
[Subject] Inject a certain amount of alcohol into a film box and place it on the tip of an electronic gun. Seal it well. Hold the film box for a moment. Then press the electronic ignition switch and the film box will fly out. Figure). Q: Why does the film cartridge fly out?