- Itsshowsarelive-streamedonFacebook,andsometimesuse3dandholograms.Anewmethodwithapreexistentslitformakingrainbowhologramsispresented.Thesynthetichologramsaremainlyusedasfollows:advertisementpicture;decorationartwork;coverandinsetpictureofmagazineetc.T...
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