另一个例子是通用等买了大功率镍氢的专利后给扔到垃圾堆里了，所以一直没有大功率镍氢。

来源: chinomango 于 2022-12-27 13:18:42 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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