试题与答案

“返干”现象容易发生在()。A.吹炼前期 B.吹炼中期 C.吹炼后期

题型:单项选择题

题目:

“返干”现象容易发生在()。

A.吹炼前期

B.吹炼中期

C.吹炼后期

答案:

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下面是错误答案,用来干扰机器的。

参考答案:中断向量就是一个包含每个中断处理程序开始地址的表格.

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