The Staring Area Imaging Technology(SAIT) satellite continuously "images" the target over a certain time range, and can realize continuous imaging and multi-angle imaging of the area of interest. It has the ...The Staring Area Imaging Technology(SAIT) satellite continuously "images" the target over a certain time range, and can realize continuous imaging and multi-angle imaging of the area of interest. It has the characteristics of flexible imaging parameter setting and fast image preprocessing speed, enabling dynamic target detection and tracking, super-resolution, surface 3 D model construction, night-time imaging and many other application tasks. Based on the technical characteristics of the SAIT satellite, this paper analyzes the challenges in satellite development and data processing, focuses on the quasi-realtime application of SAIT satellite data, and looks at the development trend of the SAIT satellite.展开更多
以镁盐晶须增强聚丙烯(PP)复合材料为研究对象,添加马来酸酐接枝聚丙烯(PP g MAH) 1与PP g MAH 2界面改性剂来改善两者界面粘合强度及提高复合材料的力学性能;探讨了不同加工工艺流程对复合材料性能的影响。结果显示:采用PP g MAH1... 以镁盐晶须增强聚丙烯(PP)复合材料为研究对象,添加马来酸酐接枝聚丙烯(PP g MAH) 1与PP g MAH 2界面改性剂来改善两者界面粘合强度及提高复合材料的力学性能;探讨了不同加工工艺流程对复合材料性能的影响。结果显示:采用PP g MAH1作界面处理剂的复合物体系其增强效果较好;当PP/PP g MAH1 /镁盐晶须的质量比为 97 /3 /30时,复合材料的综合性能最佳。应用扫描电子显微镜(SEM),分别对不同复合材料进行了界面形态的观察,证明与试验结果一致。展开更多
文摘The Staring Area Imaging Technology(SAIT) satellite continuously "images" the target over a certain time range, and can realize continuous imaging and multi-angle imaging of the area of interest. It has the characteristics of flexible imaging parameter setting and fast image preprocessing speed, enabling dynamic target detection and tracking, super-resolution, surface 3 D model construction, night-time imaging and many other application tasks. Based on the technical characteristics of the SAIT satellite, this paper analyzes the challenges in satellite development and data processing, focuses on the quasi-realtime application of SAIT satellite data, and looks at the development trend of the SAIT satellite.
文摘 以镁盐晶须增强聚丙烯(PP)复合材料为研究对象,添加马来酸酐接枝聚丙烯(PP g MAH) 1与PP g MAH 2界面改性剂来改善两者界面粘合强度及提高复合材料的力学性能;探讨了不同加工工艺流程对复合材料性能的影响。结果显示:采用PP g MAH1作界面处理剂的复合物体系其增强效果较好;当PP/PP g MAH1 /镁盐晶须的质量比为 97 /3 /30时,复合材料的综合性能最佳。应用扫描电子显微镜(SEM),分别对不同复合材料进行了界面形态的观察,证明与试验结果一致。