DVB-S, the standard for Digital Video Broadcast over Satellite, is adopted as the national standard in China.
我国采用数字卫星电视广播标准,即DVB-S作为国家标准。
Aiming at the chaos in the satellite broadcasting and TV program receiving facilities management,this paper gives some suggestions.
卫星广播电视接收是当前我国实现广播电视无线覆盖"村村通"工程的有效途径,针对目前卫星电视广播地面接收设施管理混乱的现状,就如何进一步规范卫星电视广播地面接收设施的管理进行探讨。
Prospects of the Development and Application of Satellite Remote Sensing Technique in China's Environmental Protection;
卫星遥感在我国环境保护中的开发应用展望
The Satellite Monitoring of Oil SPill at Laotieshan Channel;
老铁山水道漏油事故卫星监测
Study on the loss of heterozygosity of microsatellite DNA on chromosome 6 in human T-cell lymphoma;
T细胞淋巴瘤6号染色体微卫星DNA的杂合性缺失研究
Autonomous navigation technology for satellites based on sun-earth-moon information;
基于“日-地-月”信息的卫星自主导航技术研究
The inter-satellite linkage antenna of low-Earth-orbiting satellites pointing to the TDRS stably and quickly is very important to establish the communication linkage with the TDRS.
中低轨道卫星星间链路天线稳定并快速地指向中继卫星对于建立星间通信链路是非常重要的。
Sun sensors are often disturbed by other celestial bodies when satellites running on orbit and cause satellites abnormal.
姿态控制系统是卫星得以持续正常工作的保证。
In this paper the design method of dynamic environment test database system in spacecraft is discussed,which is the first unit of database construction in spacecraft environment engineering.
文章在对卫星动力学环境试验数据库的需求进行分析的基础上,提出了数据库系统的总体设计框架和模块结构设计,并介绍了它的多元化分析整体设计过程。
The instruments could be positioned as the guildline of the design of the spacecraft.
研究中构建了一些常用设备的形状模式,用来计算从不同位置、不同方向入射的粒子在设备中运行的径迹长度；另外构建了各种常见形态的卫星整体模式,可以计算不同位置上卫星舱壁和结构件所产生的屏蔽作用。
In order to meet the magnetic cleanliness design goal,the spacecraft for high magnetic cleanliness levels must be designed magnetically before the manufacture and must be controlled magnetically during the manufacture.
对于磁洁净度要求严格的卫星在研制前要进行磁设计,研制过程中要进行磁控制,才能保证卫星磁性指标的实现。