On the base of the research of spare fill rate, we established mission availability models of multi combat unit when order and logical relation of mission is full collateral and parallel.

• 对作战单元部件备件满足率进行研究的基础上，针对任务时序逻辑关系为完全并行并联关系的情况，建立了多个作战单元任务的任务成功概率模型。