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单词
manganese tetroxide
释义
manganese tetroxide
noun
:
a compound Mn
3
O
4
or MnMn
2
O
4
found in nature as hausmannite and obtained as a reddish brown powder by strongly heating manganese oxides or hydroxides in air
— called also
manganomanganic oxide, red manganese oxide
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更新时间:2025/12/17 9:14:46