当时还为3D打印机设计了一个塑料件，但我当时的打印机打出的任何东西都不结实，就放弃了。

来源: xia23 于 2023-03-25 05:11:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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