咖啡照片有味道！不懂生物材料，金属材料的硬度和塑性变形好像和结构缺陷位错密度有关：）

来源: 豆青于 2023-05-11 08:51:23 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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