dave on Nostr: ...
波谱仪是通过频率谱图，测量频率的范围，并分析电磁波的振幅和频率之间的相互关系，来测量电磁波的波长。
dave /
npub1ts…khtk4
2023-02-10 16:45:54
in reply to nevent1q…e52v
Author Public Key
npub1tsgw6pncspg4d5u778hk63s3pls70evs4czfsmx0fzap9xwt203qtkhtk4Published at
2023-02-10 16:45:54Event JSON
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