英语词汇“manganese dioxide”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	manganese dioxide
释义	manganese dioxide noun : a dark brown or gray-black insoluble compound MnO₂ found in nature as pyrolusite, made synthetically (as by decomposition of manganous nitrate or by chemical or electrolytic precipitation), and used chiefly as an oxidizing agent and a depolarizer in dry cells, in glassmaking and ceramics, as a pigment, and as a starting material for other manganese compounds (as permanganates and driers for varnishes and paints)
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