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The delayed fluorescence of 1-amino-4-hydroxy-anthraquinone is observed in the phosphorescence spectrum of dyed nylon-6 fiber. 在研究用染料1-氨基-4-羥基蒽醌染色的尼龍-6單絲的燐光光譜時(shí)，觀察到染料的延遲熒光。