试题与答案

影像增强管输入屏有效直径是20.32cm，输出屏有效直径是2.54cm，缩小增益是

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题型：单项选择题

题目：

影像增强管输入屏有效直径是20.32cm，输出屏有效直径是2.54cm，缩小增益是

A．64
B．81
C．49
D．9
E．8

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

考点：医技考试放射技士相关专业知识初级放射医学技士相关专业知识
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