试题与答案

对于固体材料将其晶粒细化后其力学性能会有何种变化解释原因。并回答对于铸件能否采用再结

题型:问答题

题目:

对于固体材料将其晶粒细化后其力学性能会有何种变化解释原因。并回答对于铸件能否采用再结晶的方法细化晶粒,为什么?

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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