求翻译：采用覆盖度和覆盖效率两个指标对全国及各省雷达布设情况进行评估，可分别从站点数目、站址结构等角度对雷达进行评估是什么意思？

The coverage and coverage efficiency of the two indicators to assess the national and provincial radar emplacement, respectively, from the site number, site structure and the angle of the radar assessment

The coverage and coverage efficiency two indicators of the national and provincial radar, located in the assessment may be, respectively, from the site, site number as well as the structure of radar assessment perspective

Uses the degree of coverage and the cover efficiency two targets carries on the appraisal to national and various provinces radar build situation, may separately from the stand number, angles and so on station site structure carry on the appraisal to the radar

正在翻译，请等待...

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