试题与答案

我循环水常用的阀门有()、()、()。

题型:填空题

题目:

我循环水常用的阀门有()、()、()。

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解析: 通常,在软盘中,一个扇区的容量为512字节。

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