从它的完整外形看，肯定是受力不均匀的，尤其是不同部位受到的上升力和下沉力不同，可以形成shear force。太可怕了

来源: 金笔于 2023-06-28 13:25:35 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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