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- space target characteristics 空间目标特征
- space target characteristic 空间目标特征
- Waveband Selection for Space Target Detection and Identification[J]. 引用该论文 Li Yanan;Sun Xiaobing;Qiao Yanli.
- In this paper, an experimental reserach of ISAR system is proposed to image the space target. 文中给出了一种用于空间目标逆合成孔径成像的实验研究。
- Parameter estimation of radar target scatterer plays an important role in the process of target characteristics analysis and target recognition. 雷达目标散射中心的参数估计对目标特性分析和目标识别有重要意义。
- The implementation of the dynamic IR image simulation on space target outer aerosphere is introduced. 摘要 介绍了大气层外空间目标动态红外图像仿真的实现。
- Regional ecological security research has the macroscopic and target characteristics, and the assessment standards are relative and in development. 区域生态安全研究具有宏观性和针对性的特点,评价标准具有相对性和发展性。
- With the development of spaceflight activity of human, surveillance of space target such as satellite and debris becomes very important. 摘要随看人类航天活动的增加,对于卫星和碎片等空间目标进行监视变得非常重要。
- In order to get more information of radar target in the frequency domain, a step LFM system is adopted to measure target characteristics according to the concept of UWB. 摘要为获取雷达目标丰富的频域信息,从超宽带雷达信号的概念出发,提出采用步进线性调频超宽带体制的目标特性测量方法,阐述了目标特性测量的基本原理。
- Our results show that the method proposed in this paper can efficiently describe the luminant characters of the space target. 研究结果表明,文中方法能有效地描述空间目标在天基光电望远镜中的光度特征。
- The influence of the relative position and the parameters of the telescope to the luminant characters of space target imaging in space-based telescope were analyzed. 文章分析了天基光电望远镜对空间目标成像时三者的位置关系及其变化时目标光度特征的影响,以及望远镜系统参数对空间目标成像光度特征的影响;
- The relative position of space target, telescope and the sun were studied for simulating the imaging of space target on space-based opto-electronic telescope. 摘要本文重点研究了天基光电望远镜对空间目标成像时空间目标、望远镜、太阳之间的相对位置关系。
- OBJECTIVE To prepare the potassium sodium dehydroandroan drographolide succinate gelatin microspheres(P-GMS),study the releasing properties in vitro and the lung target characteristics in vivo. 目的对炎琥宁肺靶向明胶微球的处方、工艺、释药特性及其体内靶向性进行研究。
- CONCLUSION The 5 ASA colon specific coated tablets had the colon targeting characteristics. 结论5氨基水杨酸结肠定位释药片具有结肠靶向性。
- Orbit property and dynamics property of space target are introduced,a detailed survey is set forth about current research state and developing trend of radar space target recognition technology. 对空间目标的轨道特性与动力学特性进行了介绍,对雷达空间目标识别技术的研究现状和发展趋势进行了详细的综述。
- Moving statues adjudgement, character extraction and target classify methods of space targets based on RCS sequences are discussed in this paper. 本文研究了基于RCS序列的空间目标运动姿态判决、特征提取以及分类识别方法。
- The RCS glint in target characteristic is one of the key to affect echo of simulator. 摘要目标特性中的反射截面积是影响模拟器回波质量的关键因素之一。
- Inverse Synthetic Aperture Radar (ISAR) is propitious to detect the space targets for its advantages in the space resolution. 摘要逆合成孔径雷达(ISAR),由于其良好的空间分辨能力,非常适合于空间目标的探测研究。
- Inverse Synthetic Aperture Radar(ISAR) is propitious to detect the space targets for its advantages in the space resolution. 逆合成孔径雷达(ISAR),由于其良好的空间分辨能力,非常适合于空间目标的探测研究。
- target characteristics measurements 目标特性测量