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- passive acoustic surveillance 被动声警戒
- A new algorithm for NLOS(Non-Line-Of-Sight) passive acoustic localization of low altitude targets is presented. 该文提出了一种用于低空声源目标超视距被动声定位的新算法。
- Passive acoustic DoA(Direction-of-Arrival)estimate using acoustic sensor array is a kind of key technology in intelligent mine system. 被动声定位是智能地雷的关键技术之一,其中声传感器阵列测向确定了目标的方位角信息。
- Abstract: The AOB-Acoustic Oceanographic Buoy is the single node of a network of"smart" Buoys for acoustic surveillance, Rapid Environment Assenssment (REA) and underwater communications. 文章摘要: AOB(海洋声学浮标)是用于声学监测、快速环境测定(REA)和水下通信的“智能”浮标网络中的单个节点。
- Tracking target by using anti-helicopter mine(AHM) is actually the bearing-only measurement because precision of range detected by passive acoustic measurement can t satisfy the need of tracking. 目前被动声探测距离精度还不能满足跟踪的需要,因此,反直升机智能雷对目标的跟踪问题归结为仅有角测量的跟踪问题。
- Joint Acoustic Surveillance System Mode 联合声频监视系统模式
- Land-Based Acoustic Surveillance Sensors 陆基声学监视传感器
- Passive acoustic features of moving jet plane 滑跑中的喷气式战斗机的被动声时频特性
- passive acoustic bearing estimation 无源声测定向
- Passive acoustic detection system 无源声探测系统
- Passive Acoustic Detection Sonobuoy 被动式音响探测声呐浮标
- Passive Acoustic Location System 被动音响定位系统
- He played a passive role in the marriage. 他在婚姻中扮演了一个被动的角色。
- The act or a period of observing; surveillance. 观察; 警戒观察或监视的行为或时间
- He had a passive expression on his face. 他脸上有一种漠然的表情。
- In spite of my efforts the boy remained passive. 尽管我努力,那男孩还是不起劲。
- Detectives kept the quarry under surveillance for weeks. 侦探们监测那个目标已有好几个星期了。
- The slaves gave passive obedience to their master. 奴隶们乖乖地服从他们的主人。
- PASSIVE ACOUSTIC RADAR FOR THE DETECTION OF SUPERSONIC CRUISE MISSILES 探测超声速巡航导弹的被动式声学雷达研究
- Study of Data Simulation Platform for Passive Acoustic Sensor Network 被动声传感器网络数据仿真平台研究