雷达截面的英文
rcs (radar cross section )
例句与用法
更多例句： 下一页- The low rcs level of the fighter ' s geometry is also thought as the basis on and the key to high stealthy performance
低雷达截面( rcs )外形是先进战斗机实现高隐身性能的基础与关键。 - Agat claims that it is effective at ranges of up to 13 km against a target with a 5 m2 radar cross - section
阿加特设计局声称这种导引头可以有效地在超过13公里的距离上对付雷达截面积在5平方米的目标。 - The electromagnetic scattering calculation of the inlets of aircrafts is one of the difficult problems to analytically predict the rcs of aircrafts
在飞机雷达截面( rcs )的理论预估中，飞机进气道的电磁散射计算是其难点之一。 - Second , the imaging model built here has taken into account the tilt modulation , the hydrodynamic modulation , and current modulations of radar cross section . consequently , it has realized the imaging simulation of four kinds of wakes with the same imaging model . third , the orbital velocity of ocean wave was considered as the basic dynamic factor , and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity
该模型的主要特点是： ( 1 )它采用了三尺度复合表面模型的思想来计算海面的电磁散射，考虑了中等尺度波对纹波的进一步调制作用，弥补了传统双尺度模型的不足； ( 1 )它考虑了海浪的倾斜调制作用、流体动力调制作用和流场对雷达截面的调制作用，实现了用统一的仿真模型对四种舰船尾迹特征进行成像仿真； ( 3 )它把海面长波的轨道速度作为基本的动态成分，并依此来考虑海面运动对sar回波信号的影响。 - The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker , and establishes a radar signal simulation model , including radar emitting signal model , receiving signal model , receiving echo signal model , clutter model , noise model , sum channel directional pattern of antenna model , difference channel directional pattern of antenna model , sheltering model , rcs model , glint noise model , etc . the second section studies signal processing of pulse doppler radar seeker , and establishes radar signal processing mathematical model and data processing mathematical model for simulation , including windowing , doppler filtering , envelope demodulation , pdi , cfar , centering , velocity tracking , angle tracking , a - b filtering , etc . the third section studies the modeling of modified proportion guiding , and establishes guiding model , then dynamic simulation results is provided
论文的主要工作包括四部分：第一部分研究了脉冲多普勒雷达导引头的信号建模问题，建立了雷达信号模型，主要包括：发射信号模型、接收信号模型、目标回波信号模型、杂波模型、噪声模型、和差通道天线方向图模型、遮挡因子模型、接收机噪声模型、目标雷达截面积统计性模型、目标角闪烁模型等。第二部分研究了脉冲多普勒雷达导引头的信号处理模式，建立了信号和数据处理模型，主要包括：加窗和多普勒滤波、包络检波、检波后积累、频域cfar处理、速度定心、速度跟踪、角跟踪、 ?滤波等，然后给出了信号处理流程。
