| 1. | The existence of the global solution to the nonlinear parabolic equation with high order in high dimension
高维高阶非线性抛物方程整体解的存在性 |
| 2. | Guangzhou “ saikawei ” high - quality cartoon car seat cover ltd . is a comprehensive set
广州赛卡维高品质卡通汽车座套有限公司是一家综合集.设计,生产,销售为一体之企业。 |
| 3. | Sar has the whole weather and the whole day characteristics that observing two dimensions high resolution image of the object , now which has widely been applied in many fields
由于它具有全天候、全天时观测目标的二维高分辨图像的突出优点,所以在许多方面都获得了广泛应用。 |
| 4. | The influence of movement on the profile is studied , cyclostationary theory is used to estimate the movement parameters of the moving targets under low s / n environment
研究了运动条件对目标距离维高分辨成像的影响，针对低信噪比环境，提出利用循环平稳方法对运动参数进行估计的方法。 |
| 5. | In this paper , high resolution range steady imaging under the conical angle measurement , angle glint suppression under conical angle measurement , target recognition under momopulse angle measurement are studied
本文主要研究了圆锥扫描测角体制下距离维高分辨稳定成像，圆锥扫描测角体制下角闪烁的抑制，单脉冲测角体制下目标识别等课题。 |
| 6. | Synthetic aperture radar ( sar ) is a new type of radar system developed since 1950 ' s . it breaks through the resolution limitation imposed by real aperture . with pulse compression technology , two - dimensional high resolution to distant targets can be realized
合成孔径雷达( sar )是五十年代发展起来的一种新型雷达体制，它利用合成孔径原理，突破了实孔径天线对分辨率的限制，并结合脉冲压缩技术，可以对远距离目标进行方位向和距离向两维高分辨成像。 |
| 7. | The effect of the radial velocity on synthetic spectrum and synthetic range profile is discussed , and the velocity compensation method is described . the ambiguity of stepped - chirp is presented and < wp = 6 > used to design the waveform . furthermore , the stepped - chirp sar system design and sar imaging are discussed
创新点在于：提出了脉内调频脉冲串波形合成宽带回波、获得一维高分辨率距离像的方法，给出了脉内调频脉冲串合成孔径雷达成像的具体步骤。 |
| 8. | A polarimetric sar combines both advantage of measuring full complex scattering matrix for each resolution cell in a scene and producing two - dimensional high resolution images , and is thus playing a more and more important role in gathering the detailed information regarding the geometric and electric structures of surfaces and covers for application in both civil and military areas
极化合成孔径雷达（ sar ）具有可以测量场景中每个分辨单元的全极化散射矩阵以及产生二维高分辨力图像的两大优点，因此无论在民用和军用的采集地表或地面覆盖物的物理和电磁结构信息的应用中起着越来越重要的作用。 |
| 9. | The main content of this dissertation can be concluded as following : a ) on the base on discussion of sar high resolution and theoretical imaging model , sar signal processing is analyzed in detail . range immigration and estimation of doppler parameters are also involved during discussing space - borne sar imaging and processing . a good result is obtained in the course of processing seasat and x - sar raw data
在讨论了sar二维高分辨力机理和sar成像理论模型的基础上，针对sar成像信号处理，分析成像处理的基本原理，和星载sar成像处理中的距离迁移校正和多普勒参数估计等关键问题，编制了处理程序，对seasat ， x - sar的原始数据进行了试验，得到满意的效果。 |
| 10. | The high resolution transmission electron microscopy ( hrtem ) and energy - dispersive x - ray ( edx ) suggested that the two steps growth pattern overcame the shortcomings of templet - confined reaction mechanism , catalytic reaction growth based on vapor - liquid - solid ( vls ) mechanism and oxide - assisted growth mechanism , which would introduce contaminates unintentionally
高分辨电镜（ hrtem ）和能谱分析（ edx ）说明合成的gan纳米材料纯度非常高。两步生长模式克服了模板限制工艺、基于vls机制的催化生长工艺和氧化辅助生长工艺无法避免引入杂质的缺点，有助于一维高纯gan纳米结构光电特性的研究。 |
