| 单词 | 雷达 |
| 释义 | 〔radar〕A method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of very high frequency radio waves reflected from their surfaces.雷达：通过对从物体表面反射的较高频无线电波的分析发现远处的物体并测定其位置、速度或其它特征的〔Baird〕British electrical engineer and pioneer in the field of television, radar, and fiber optics.贝尔德，约翰·洛吉：(1888-1946) 英国电子工程师和电视、雷达以及光学纤维领域的先驱者〔teleran〕An air-traffic control system in which the image of a ground-based radar unit is televised to aircraft in the vicinity so that pilots may see their positions in relation to other aircraft.电视雷达导航系统：把地面雷达的图像播送到邻近地区的飞机中，使得飞行员能看到他们与其它飞机相关位置的空中交通指挥系统〔chaff〕Strips of metal, foil, or glass fiber with a metal content, cut into various lengths and having varying frequency responses, that are used to reflect electromagnetic energy as a radar countermeasure. These materials, usually dropped from aircraft, also can be deployed from shells or rockets.金属箔：含有金属成分的一些金属片、箔片或玻璃纤维，切割成不同长度并具有不同的反射频率，以反射电磁能来干扰雷达。这些材料通常由飞机上投下，也可布置于炮弹或火箭上〔window〕Strips of foil dropped from an aircraft to confuse enemy radar; chaff.金属箔片：为迷惑敌人雷达而从飞机上扔出的金属薄片；金属箔片〔magnetron〕A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens.磁控管：一种微波管，它里面的发热阴极发出的电子受到磁场和电场的影响，从而产生能用于雷达和微波炉微波辐射〔radarscope〕The oscilloscope viewing screen of a radar receiver.雷达显示器：雷达接收器的示波器显示屏〔signal〕The sound, image, or message transmitted or received in telegraphy, telephony, radio, television, or radar.信号：由电报、电话、收音机、电视机或雷达传播或收到的声音、影像或信息〔blip〕A spot of light on a radar or sonar screen indicating the position of a detected object, such as an aircraft or a submarine. Also called pip 3光点：雷达或声纳显示屏指示被探测物体，如飞机或潜水艇位置的亮点 也作 pip3〔Doppler〕Of, relating to, or using the Doppler effect or Doppler radar.都普勒效应：都普勒效应或都普勒雷达的与之相关或运用之的〔transponder〕A radio or radar transmitter-receiver activated for transmission by reception of a predetermined signal.发射机应答器：一种收到预定信号之后就开始发射信号的无线电或雷达发射接收机〔take〕Combat pilots, flying low to avoid radar, took out the guerrilla leader's bunker in a single mission.在一次行动中，战斗机飞行员在低空飞行以躲避雷达，发现并炸毁了游击队领导所在的掩体〔burn〕enemy ground radar burning through the fighters' electronic jammers; a look that burned into them.穿透了战士们的电子干扰装置的敌方地面雷达；看穿他们的眼光〔rawinsonde〕A radiosonde used to observe the velocity and direction of upper-air winds and tracked by a radio direction-finding instrument or radar.无线电探空测风仪：一种由无线电定向器或雷达制导的监测大气层上层风速和风向的无线电探空仪 |
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