alkali metal oxides是什么意思 alkali metal oxides怎么读
alkali metal oxides的用法和样例
- 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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