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Πγï¼ä¼½ç Gamma
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Πεï¼è¾æ®è¥¿é¾ Epsilon
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Πνï¼æ Nu
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â Ïï¼æ´¾ Pi
Ρ Ïï¼æ Rho
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Τ Ïï¼å¥ Tau
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Φ Ïï¼fai Phi
Χ Ïï¼å¨ Chi
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