With distributing vector sensor buoys, passive underwater acoustic tracking system ( PUATS) is a TMA method with more tolerance, higher precision and easier realization facility than bearings-only TMA based on dual arrays. 利用分布式矢量传感器浮标的被动式水下跟踪系统是较双基阵纯方位TMA更具有宽容性、精度更高、更易于工程实现的TMA方法。