靠相速度是不傳遞能量的。也就是不傳遞信息。信息是靠群速度傳遞的。所以講纏繞傳遞信息（密鑰）根本就是物理上沒搞懂。

來源: 桃花源主於 2018-11-05 20:58:17 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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