英语词汇“alkali metal oxides”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	alkali metal oxides
释义	alkali metal oxides 基本例句碱金属氧化物 Alkali is perhaps the essential matter for the crystal of sapphire, and the alkali elements can promote the crystal of sapphire on a great extent.其中的铝质为蓝宝石的结晶提供了物质基础，而碱金属氧化物则极大地促进了蓝宝石的结晶。
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