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- Active homing,semi-active homing,passive homing and combined homing are basic radio homing systems for missiles. 主动寻的、半主动寻的、被动寻的和复合寻的是弹载无线电寻的装置的主要体制。
- Active homing guidance system mostly adopts the pulse Doppler system. Therefore, research has important significance for radar seeker simulation. 主动寻的制导系统大多采用脉冲多普勒体制,因此研究该类型雷达导引头仿真具有重要意义。
- Passenger car of active home long-distance railroad basically has " hard a " , " lies forcedly " and " of " soft sleeper a few kinds of models. 现行国内长途铁路客车主要有"硬座"、"硬卧"和"软卧"几种车型。
- The paper,discussing the basic principles and main properties of the radio homing systems of all kinds,is divided into four parts: active homing system,semi-active homing system,passive homing system and combined homing system. 文章综述各种无线电寻的体制的基本原理和主要特点,全文分四部分:主动寻的体制、半主动寻的体制、被动寻的体制和复合寻的体制。
- The huge ship was sunk by a homing missile. 这只巨大的军舰被一枚自动寻的导弹击中。
- 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。
- Simulation and Analysis of Airdrop Active Homing Torpedo Anti-submarine Warfare 空投主动声自导鱼雷反潜仿真与分析
- 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。
- Pop fans are homing in on the concert site from miles around. 流行歌曲的爱好者纷纷从四面八方向音乐会的举办地点聚集。
- 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。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- He was disabled when on active service. 他在战斗中受伤致残。
- 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。