Phased-mission-system (PMS) is a typical kind of complex system, which consists of consecutive and non-overlapping time periods phases, it includes the most combat processes of arm systems.

• 摘要多阶段任务系统(PMS)是一种典型的复杂系统，它包括多个在时间上连续且无相互重叠的基本任务，武器系统的作战过程多数属于这种复杂系统。