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浑身都是死褶,80%全是空气,这团东西凭什么藏着“人类最强”的 ...
平滑的纸张原本是一个高斯曲率为零的“可展曲面”,它极度排斥拉伸,却极易弯曲。然而,当你试图将其塞进一个受限的体积(如拳头)时,纸张便陷入了“几何阻挫”的困境。
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