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纸是生活中最常见的一种物品,以纸为器材,巧妙的解释了一些物理问题。不同情况下,合适的处理,就能达到较好的效果。
Paper is one of the most common items in life, with paper as a device that cleverly explains some of the physical problems. Under different circumstances, the appropriate treatment, we can achieve better results.