在越南战争中,美国曾利用遥控地面传感器侦察、监视越南军队和运输车队的行踪,证明了遥控地面传感器是一种有效的地面侦察设备。越南战争后,不仅美国,而且其它一些国家也都积极地研制、装备更为完善的遥控地面 During the Vietnam War, the United States used remote ground-based sensors to detect and monitor the whereabouts of Vietnamese troops and transport convoy. It proved remote ground-based sensors are an effective ground reconnaissance device. After the Vietnam War, not only the United States, but also some other countries are also actively developing, equipped with a more complete remote ground