dave on Nostr: ...
Me:要改变某种光的波长，可以使用一个晶体材料，该晶体材料具有特殊的折射率，能够改变光的波长。此外，也可以使用滤光片、反射片等，来改变光的波长特性。
dave /
npub1ts…khtk4
2023-02-10 16:48:01
in reply to nevent1q…3pm6
Author Public Key
npub1tsgw6pncspg4d5u778hk63s3pls70evs4czfsmx0fzap9xwt203qtkhtk4Published at
2023-02-10 16:48:01Event JSON
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