“硬锰矿”的概念、定义、翻译、参考文献-科学参考

单词	硬锰矿
释义	硬锰矿 Encyclopedia 理学氢氧化物矿物释 psilomelane硬锰矿氢氧化物矿物。化学成分变化很大，大致为Ba（Mn2+）（Mn4+）8O16（OH）4或（Ba，H2O）2Mn5O10。
随便看	sample extreme sample fractile sample function sample generalized variance sample injection techniques in capillary electrophoresis sample injector sample interval sample kurtosis sample loop sample matrix sample maximum sample mean sample median sample method sample minimum sample mode sample modification sample moment sample moment of order k sample multiple correlation coefficient sample number sample observed value sample of audio-visual products sample partial correlation coefficient sample path

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