太平洋
Photo by C. Velasquez | 1976-01-21 00:00:00 | 734/2124
1976年1月21日,太平洋。美国海军第6反潜直升机中队(HS-6)的SH-3A投放拖拽式AN/ASQ-81磁异常探测器(MAD),该探测器由德州仪器生产,用来探测飞机航线附近的磁场异常情况,以此搜索飞机经过之处是否有潜艇活动。(An air-to-air right rear view of an SH-3A Sea King helicopter from Helicopter Anti-submarine Squadron 6 (HS-6) with AN/ASQ-81 magnetic anomaly detection (MAD) gear suspended below it. Visible below is a frigate underway.)