效能指数是评定武器系统作战效能的重要数量表征，其数值的高低直接体现了武器系统作战时的优劣程度。
Operational effectiveness index is very important reference in weapon system evaluation, and it is the embodiment of the operational effectiveness of weapon system.
为研究先进战斗机的作战效能，通过建立对空对地统一的效能指标体系，综合采用幂指数法和模糊层次分析法对其作战效能进行评估。
The simulation shows the influence to the missile survivability of each parameter, proved the practicability, validity of the power series and AHP used in the study of missile survivability.
为研究先进战斗机的作战效能，通过建立对空对地统一的效能指标体系，综合采用幂指数法和模糊层次分析法对其作战效能进行评估。
The simulation shows the influence to the missile survivability of each parameter, proved the practicability, validity of the power series and AHP used in the study of missile survivability.
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