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pH Emission Spectrum Emission(3 λ) λ1 λ2 λ3 A λ λ1λ2λ3λ1λ2λ3 A Ex 1 Emission(3 λ) λ1λ2λ3λ1λ2λ3 A Ex 2 Emission(3 λ) λ1λ2λ3λ1λ2λ3 A Ex 3 λ1λ2λ3λ1λ2λ3.
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