试题与答案

稀土元素主要分离方法有()。 A.分级结晶法 B.分步沉淀法 C.氧化还原法 D.离

题型:多项选择题

题目:

稀土元素主要分离方法有()。

A.分级结晶法

B.分步沉淀法

C.氧化还原法

D.离子交换法和溶剂萃取法

答案:

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