这个词是什么意思？
Emission of LIGHT when ELECTRONS return to the electronic ground state from an excited state and lose the energy as PHOTONS. It is sometimes called cool light in contrast to INCANDESCENCE. LUMINESCENT MEASUREMENTS take advantage of this type of light emitted from LUMINESCENT AGENTS.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D049449 · MeSH 2026。
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