Space weather refers to states and changes on the sun and in the interplanetary space and geospace(the earth s magnetosphere,ionosphere,thermosphere,middle and upper atmesphere).
空间天气指太阳、行星际空间和地球空间(地球磁层、电离层、热层和中高层大气)的状态及其变化,它能够影响到天基和地基技术系统的运行和可靠性,危及人类的生存。
It is shown that the RISS theory can explain the observed structure functions well if the power-law spectrum of electron density inhomogeneities in the interstellar medium has an index β=4.
利用衍射闪烁测量所获得的星际介质参数和连续介质的折射闪烁理论，计算了多频率（０。
The characteristics of satellite regular movements and the regular arrays of inter satellite links(ISL) were analyzed.
深入挖掘卫星运行的规律性和星际链路连接的规则,提出了两阶段最优路径路由算法。
Based on the functionality and traffic characteristics of the Medium Earth Orbit Tracking and Data Relay Satellite System(MEO-TDRSS), the coverage properties and Inter-Satellite Link(ISL) performances of four familiar satellite constellation schemes which are adopted as the MEO-TDRSS of China are simulated and compared.
基于中轨跟踪与数据中继卫星系统(MEO-TDRSS)星座方案的功能和业务特性,对4种常见星座实现的我国中轨TDRSS的覆盖特性和星际链路性能进行了仿真分析和比较。