The methods of removal such impurities as al and Ca include chlorination and oxidation refining process industrially.

工业上去除杂质元素的方法主要有氯化精炼法和氧化精炼法。

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The methods of removal such impurities as al and Ca include chlorination and oxidation refining process industrially.

工业上去除杂质元素的方法主要有氯化精炼法和氧化精炼法。

youdao