The model formulates the relationships between the technical index and the tactical index, and can be used in the requirement analysis, system design and effectiveness evaluation of Photo-reconnaissance Satellite. 该模型明确了卫星技术性能指标和作战性能指标的相互关系,可作为对光学侦察卫星进行需求分析、顶层设计以及效能评估的依据。