【民航电子英语教程下上】蔡成仁中国民航.pdf

【民航电子英语教程下上】蔡成仁中国民航.pdf

民航英语工程系列教材 民航电子英语教程 AN ENGLISH COURSE OF AVIONICS ENGINEERING(下册) 蔡成仁赵兴编 张 鹏兰平平雷达图像.雷达天线组件中的方位系统用于驱动天线进行自动的往复扫 掠(scanming).天线稳定系统则用于实现天线扫掠平面的稳定(stabilization)和人工俯仰(tilt)Vocabulary weather Iwedo] n.气象 thunderstorm[oandestom]n.雷雨 substantial [sabsteenfal] a.实质的,显著的 storm [stom] n.暴雨 rainfall [reinfs:l] n.降雨 azimuth [ezimao] n.方位 intensity [intensiti] n.logamplifier 对数放大器 pencil beam 铅笔波 Text WeahterRadarSystem GENERAL Knowing the weather conditions before a flight is important for flight safety and comfort.However, for longer flights it is difhicult to know the conditions of the weather along the entire route,particularly during the summer, when