我说的是冷涨热缩

来源: 于 2025-05-07 20:02:55 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Car Talk老头的原话。

他俩没错

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How To Shrink Rubber Bands
Yes, rubber generally shrinks when heated. This is because rubber is a polymer, and when heated, the polymer chains become more mobile and tend to curl up, reducing the overall length of the material. This increased mobility and disorder lead to a contraction of the rubber