According to the results of simulation analysis in this case and based on radar data, the method of detecting appropriate seeding opportunity is discussed by analyzing forming and developing characteristics of convective cell echoes in the entire precipitation process.
根据模式分析结果，结合雷达观测资料分析，发现对流回波在生成及发展上表现出一些规律性，可以作为通过雷达观测识别增雨催化的时机和潜力区域的指标。
Based on the new generation weather radar data in Guilin, a severe squall line event ahead of a front occurred in Guangxi on 5, May 2005 is analyzed to study the evolution of the squall and its convective cell.
利用位于桂林的新一代天气雷达资料对2005年5月5日影响广西桂林的锋前强飑线过程进行了详细的分析。
And the equivalent relations between the resolution volume and the square cell for the radar image are also given.
引入了雷达图像的分辨体积和可懂度的概念，并且完成了雷达图像分辨特性的方形像元等效。
For the normal monopulse radar, it is hard to distinguish the multiple targets located in one resolution cell and the same beam.
对于常规单脉冲雷达而言，要区分落在同一距离单元、同一天线波束内的多个目标是非常困难的。
The recently proposed super resolution radar imaging algorithms, which are based on the 2-D sinusoid signal model, often suffer from the motion through resolution cell error and failed completely.
现有的雷达成像超分辨算法是基于目标回波信号的二维正弦信号模型，所以模型误差，特别是距离走动误差，将使算法性能严重下降或失效。
Synthetic aperture radar raw data is essential for S AR system design and imaging algorithm research, but real data is expensive and inflexble. The time domain simulati on method of raw data was explained in detail on the basis of SAR system return signal model. It simulates real proces s of radar emitting and receiving, which needs no addiˉ tional range cell migration.
合成孔径雷达原始数据在SAR系统设计、成像算法研究的过程中是必不可少的，但真实数据的获取既昂贵又不灵活，文中以机载SAR系统回波信号模型为基础，详细阐述了回波数据的时域模拟方法，该方法真实地模拟了雷达发射、接收信号的过程，不需要另外注入距离徙动。
This paper makes an analysis of the Doppler speed charts of clear weather and the echoes of large-area precipitation. It also singles out the Doppler speed charts of typical wind fields. In addition, this paper analyzes Doppler radars detecting process of the strong convection current weather system. It also conducts a thorough analysis of Doppler echo features of some hazardous weather, such as cell storm and downward storms. Based on this research and analysis, the paper reaches some important conclusions concerning the detecting methods using Doppler radar and the analysis of the information gathered by Doppler radar.
本文通过分析晴空和大面积降水回波的多普勒速度图像，归纳总结出了典型风场的多普勒速度图象，并着重分析了多普勒雷达对严重危害飞行安全的强对流天气系统的探测，特别是深入分析了超级单体风暴、下击暴流等灾害性天气的多普勒回波特征，得出了多普勒雷达对灾害性天气进行探测的方法、雷达资料分析应用等方面许多有益的结论。
The signal transformation module solved and realized matching problem between acquisition cell and radar signal unit.
通过信号变换模块解决实现采集单元与雷达单元之间的信号匹配问题。
Precision squint synthetic aperture radar (SAR). requires the compensation of the range-dependent range cell migration (RCM) and second range compression (SRC).
高分辨斜视SAR成像处理要求补偿与距离相关的距离徙动和二次距离压缩项。
However, with the radar bandwidth increases, the range resolution cell is also getting smaller and smaller, and the target becomes distributed target.
然而随着雷达带宽的越来越大，其距离分辨单元也越来越小，目标变为分布式目标。
For bistatic HF radar with low range and angle resolution, the bistatic angle over a clutter cell is a variable other than a constant, this will cause the spread of ocean clutter.
双基地高频地波雷达距离分辨率和角度分辨率通常较低，杂波单元上的双基地角会引起海杂波谱扩展。
According to the design principle of conventional PD (Pulse Doppler) radar, target's range migration can't exceed half of the range resolution cell in coherent integration time, which means that the accumulation time is restrained by target's motion.
根据传统PD雷达的设计原则，在相参积累时间内，目标的距离走动不能超过半个距离单元，也就是说相参积累时间受限于目标运动。
Migration though resolution cell (MTRC) of scatters often occurs in inverse synthetic aperture radar (ISAR) imaging.
逆合成孔径雷达（ISAR）转台成像中散射点越距离单元徙动（MTRC）时有发生。
The phase error and scatter migration through resolution cell problem when imaging the fast moving target is discussed and the ISAR result is compared with LFM radar.
针对高速运动目标，分析了成像时遇到的相位误差和散射点越距离单元走动问题，根据仿真数据进行了成像实验，与LFM雷达在ISAR图像质量上做了对比。
This paper presents migration through resolution cell (MTRC) of high resolution inverse synthetic aperture radar (ISAR) rotation platform imaging.
本论文研究了高分辨率逆综合孔径雷达（ISAR）转台成像越距离单元走动（MTRC）问题。
It is hard to distinguish the multiple targets located in one resolution cell and the same beam with normal monopulse radar.
常规单脉冲雷达对落在同一距离单元、同一波束内的多个目标是难以区分的。
In outer space, the geometrical relationship between dipole cloud and radar's resolution cell varies during the cloud's flight process. The effective scattering cross section of dipole cloud versus an observation radar will vary consequently.
在自由空间中抛撒偶极子云团后，随着飞行时间的增加，偶极子云团与雷达观测分辨单元之间的相对几何关系将发生变化，进而使云团相对于雷达的有效散射截面发生变化。
For the normal monopulse radar, it is hard to distinguish the multiple targets located in one resolution cell and the same beam. For this, High-Resolution radar used for radar target recognition has made great process.
对于常规的雷达来说，坐落在同一距离单元或同一天线波束内的多个目标的分辨是非常困难的，在这样的情况下，用于目标识别方面的高分辨雷达取得了较大的进展。
Under high frequency wide-band radar, the sizes of warships or airplanes are larger than resolution cell of radar and targets echo is distributed in several range cells.
在高频宽带雷达照射下，舰船、飞机等目标的尺寸往往大于雷达分辨单元，目标回波分布在多个距离单元上，成为分布式目标，也称为扩展目标。
In so doing, Skip to My Lou just skipped right off the fantasy radar (and possibly right into a jail cell).
这样作，跳对我的楼跳了幻想雷达（和可能入牢房）。