试题与答案

为减小雷达测距误差,应选合适量程,使被测回波处于()。A.荧光屏中心附近 B.荧光屏

题型:单项选择题

题目:

为减小雷达测距误差,应选合适量程,使被测回波处于()。

A.荧光屏中心附近

B.荧光屏边缘附近

C.荧光屏离中心2/3半径附近

D.A、B、C均可

答案:

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