oe reconnoitering光电侦察
risk reconnoitering风险勘探
reconnoitering advance搜索前进
laser reconnoitering and alarming激光告警
reconnoitering patrol deepenetration patrol深入敌后侦察巡逻
reconnoitering and designing charges勘察
reconnoitering and designing contract勘察
HF wideband digital reconnoitering receiver短波宽带数字侦察接收机