“smelter grade alumina”的概念、定义、翻译、参考文献-科学参考

单词	smelter grade alumina
释义	smelter grade alumina Encyclopedia 工学〔铝冶金〕释 smelter grade alumina冶金级氧化铝用于铝电解生产金属铝所用的原料。化学式为Al2O3。
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