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为了提高雷达定位精度,应适用哪种方法及如何选择物标定位?

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正确答案:

为了提高雷达定位精度,应采用三物标距离定位。为了减少误差,应

1)选择适当的物标。所选的物标最好是孤立便于观测的显著物标。

2)尽可能选择近距离的物标,且每两个物标间的方位最好接近120度。

3)注意观测物标的先后顺序。先观测变化慢的物标,后观测变化快的物标(先正横后首尾)。夜间观测灯标距离时,则应按先难后易的原则,即先观测灯光强度较弱的灯标,后观测较亮的灯标,先测闪光灯,后侧定光灯,先测闪光周期长的,后测周期短的。

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