求翻译：本文针对无人侦察机作战效能评估理论与方法展开系统研究，构建了无人侦察机作战效能评估指标体系，并通过实例进行了验证。是什么意思？

In this paper, the theory and method of UAV Combat Effectiveness Assessment conducted a systematic study to build unmanned reconnaissance aircraft combat effectiveness evaluation index system, and verified by examples.

This article for an unmanned reconnaissance aircraft operational effectiveness assessment theory and research methods, to build a system with an unmanned reconnaissance aircraft combat effectiveness indicators, and evaluation by the instance.

This article in view of nobody reconnaissance aircraft fighting efficiency appraised the theory and the method launch the system research, has constructed nobody reconnaissance aircraft fighting efficiency appraisal target system, and has carried on the confirmation through the example.

This paper focuses on reconnaissance UAV operational effectiveness evaluation research theory and method system, construction of reconnaissance UAV operational effectiveness evaluation index system and validation by instance.

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