尽管现在这种遥控飞行器主要还限于军事用途，但用于边界巡逻以及搜索营救任务的民用版本已经在研制中。
Although such drones are, for the moment, confined mainly to military areas, civilian versions are being developed for tasks like border patrols, and search and rescue missions.
边境特别反映巡逻队逐屋搜索新奥尔良的一家旅馆。
Border Patrol Special Response Team searches a hotel room-by-room in New Orleans in response to Hurricane Katrina.
主要研究了声纳浮标在巡逻线搜索时的发现概率，并给出了其数学模型及初步分析。
This paper researches the detection probability of sonobuoy at beat, and gives mathematic model and tentative analysis of it.
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