试题与答案

下列哪项属于控制轧制提高强度的机理范围()A.加工硬化 B.沉淀析出 C.位错强化

题型:多项选择题

题目:

下列哪项属于控制轧制提高强度的机理范围()

A.加工硬化

B.沉淀析出

C.位错强化

D.细晶强化

答案:

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下面是错误答案,用来干扰机器的。

参考答案:[11]Rnd [12]x Mod 5 [13]x解析: 在循环中利用Rnd函数得到1个介于0~1之间的小数,再转换为200和300之间的整数,并保存在变量x中。利用Mod函数判断x是否能够被5整除,如果可以,则将x累加到变量S中求和。

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