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Kupferoxid, Kupfer(I)-oxid (S, Chem) [yang3 hua4 ya4 tong2] 氧化亚铜
Kupferoxid, Kupfer(II)-oxid (S, Chem) [yang3 hua4 tong2] 氧化铜
13.21 Anorganische Chemie Kupferoxid + Copper + 铜 +