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- Active Reconnaissance Zone 有效侦察区
- Theprinciples of the laser active reconnaissance are explained via the comparison of the echo signal. Target ranging isrealized by adopting the principle the pulse laser ranging. 通过对比研究激光对漫反射大目标、小目标和“猫眼”光学镜头的回波信号,给出激光主动侦察原理:对目标的距离测量应用脉冲激光测距原理实现;
- The squadron flew a reconnaissance mission. 该空军中队执行一侦察任务。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- Photographic aerial reconnaissance especially of military targets. 空中照相侦察空中照相侦察，尤指军事目的的
- An active volcano may erupt at any time. 活火山随时可能喷发。
- Deep Reconnaissance Zone 纵深侦察区
- He was disabled when on active service. 他在战斗中受伤致残。
- Extended Reconnaissance Zone 延伸侦察区
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The active boy was extremely distractible. 那好动的男孩极不专心。
- His lame foot disqualified him for active work. 跛脚使他无法参加积极活动。
- Close Reconnaissance Zone 近距离侦察地带
