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在学习大气压强时,我看到左面这几幅图,怎么想怎么觉得它们是由于吸力的原因造成的。把这个想法告诉了老师后,老师就给我们做了这样一个小实验:实验器材:饮料瓶(底部和靠近底部
When I was studying atmospheric pressure, I saw these figures on the left and how I thought they were caused by suction. After telling the teacher about this idea, the teacher gave us a small experiment: Experiment Equipment: Beverage Bottles (bottom and bottom