目标项位置仅影响目标定位时间，目标激活时间不受对象空间排列方式和目标项位置的影响；
Target position only affected the time of target localization in both arrangements. In addition, the time of target activation was not affected by the arrangement of objects and the target location.
该时间延时估计方法可用于声纳及雷达系统的目标定位。
This time delay estimation approach based on adaptive parameters approach can be used to location targets in sonar and radar system.
基于这样的背景，本文从目标定位、时间配准和非线性滤波算法三个方面对多站纯方位被动跟踪系统进行了研究和算法改进。
According to this, this paper focuses on the study of bearings-only passive tracking system in the aspects of the target location, time alignment and nonlinear filtering algorithm.
该时间延时估计方法可用于声纳及雷达系统的目标定位。
This multipath time delay estimation approach based on adaptive parameters approach can be used to location targets in sonar and radar system.
该时间延时估计方法可用于声纳及雷达系统的目标定位。
This multipath time delay estimation approach based on adaptive parameters approach can be used to location targets in sonar and radar system.
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