提出了一种信息效能指标作为评价标准。
And information performance is proposed as an evaluation criterion.
该指标体系分为两大部分：基本指标和效能指标。
This system includes two parts: basic index and efficiency index.
以发现距离作为整个导引阶段的随机变量，提出导引效能指标。
Indexes of guidance effectiveness were given by treating the detection distance as a random variable in whole guidance stage.
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