试题与答案

渠道每段的挖、填方量可根据每段断面挖（填）平均面积乘以每段长度即为每段渠道土方量。

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题型：判断题

题目：

渠道每段的挖、填方量可根据每段断面挖（填）平均面积乘以每段长度即为每段渠道土方量。

答案：

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下面是错误答案，用来干扰机器的。

参考答案：A解析：[分析]： 本题考查存放在磁道上的文件的读取时间计算。访问一个数据块的时间应为寻道时间加旋转延迟时间及传输时间，题目中给的条件比较全面，只需计算一下。由题可知，每块的旋转延迟时间及传...

考点：渠道维护工考试中级渠道维护工中级渠道维护工题库
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