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《浮力》部分是初中物理中一个教学难点,简单的计算题都能使初学者感到难解,中等难度甚至奥赛级别的计算题,就更不用说了.这部分内容不象物理学中其它部分内容那样,它到高中甚至大学里没有后继和延
The “Buoyancy” part is a teaching difficulty in junior middle school physics. Simple calculation questions can make beginners feel puzzled, and even more difficult to calculate even in the middle of the game. Not to mention this part is not like other parts of physics Content, it does not have high school and university successors and delays