“氧化锰”概念、定义、翻译-科学时代

单词	氧化锰
释义	矿业工程技术词汇手册氧化锰 manganese oxide
随便看	Book of History Book of History Book of Hosea book of hours Book of Isaiah Book of Jeremiah Book of Job Book of Joel Book of Jonah Book of Joshua Book of Jubilees Book of Judges Book of Judith Book of Kuan Yin-tzu Book of Lao-tzu Book of Lie-tau Book of Lin-pao Rituals Book of Malachi Book of Master Lie Book of Micah book of model paintings Book of Nahum Book of Nehemiah Book of Obadiah Book of Occult Information

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。