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... 학적현상 ... (3 elements)

... 적현상 ... (5 elements)

광학적현상 · 기계적현상 · 물리적현상 · 지질학적현상 · 화학적현상

... 학적현 ... (3 elements)

광학적현상 · 지질학적현상 · 화학적현상