The automatically scaling system on laser speckle radar is part of key laboratory fund item from chief arming ministry - the study of missile target laser scattering characteristics.
激光散斑雷达的研制属于总武装部国防科技重点实验室基金项目——导弹目标激光散射特性研究的部分工作。
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.
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。
In this paper, based on the study and analysis of the information security risk assessment's concept, it explained the method and technique about target system.
简要介绍了风险评估指标体系，分析了体系中的指标特征，提出了风险评估的指标采集技术与评估方法。
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