acoustic passive location
acoustic passive location array with four sensors
Passive acoustic localization
passive acoustic localization technique
Passive acoustic location
Underwater acoustic passive localization
Acoustic Localization
声定位
定位
声测定位
声学定位
计算机考试
声源定位
声音定位系统
acoustic-passive direction estimation
boat mounted acoustic location device
helicopter passive acoustic direction
passive acoustic detection
Passive acoustic direction
passive acoustic sensors netting
passive acoustic surveillance
passive acoustic target
passive acoustic torpedo {= PAT}
Underwater acoustic location