active satellite

用法例句

Such restrictive conditions as satellite platform parameters,communications requirements,overlay performance,launch and T&C and economy are discussed in details,when selections on orbit and constellation are made in engineering design of mobile satellite communications.

详细分析了移动卫星通信星座在工程设计时 ,就轨道参数、星座参数选择时所需考虑的在星体指标、通信要求、覆盖性能、发射及测控、经济等方面的约束条件 ,并进行综合考虑和优化设计。

On the basic of analying the development of mobile satellite communication system, this paper discusses the system s channel peculiarity and key technologies in Modem.

讨论了由于个人通信的发展将卫星通信推进到移动卫星通信时代的概况 ,简要回顾了移动卫星通信的发展历程 ,综述了移动卫星通信的信道特点、调制技术等热点问题与关键技术。

Satellite vibration was one of important factors which affected the performance of inter-satellite optical CDMA communication system.

卫星振动是影响星间光CDMA通信系统性能的一个重要因素。

active satellite attitude control system

主动卫星姿态控制系统

Attitude Control of Micro-Satellite Based on Active Magnetic Control Algorithm

基于主动磁控制的微小卫星姿态控制

Study of the Maneuver Flying Guidance Techniques for Small Satellite Autonomous Proximity Operations;

小卫星自主临近作业机动飞行制导技术研究

Research on Active Disturbance Rejection Control in Attitude System of Magnetic Satellite;

主动磁控小卫星自抗扰姿态控制系统研究

Design and Implementation of Main Controlling Modules of the Satellite Channel Dynamic Backup System;

卫星信道动态备份系统主控模块的设计和实现

Modeling and Control Strategy of Active Thermal System for On-orbit Nano-satellite

在轨纳卫星的主动热控建模及控制策略研究

The Detecting Simulation of Warning Satellite for Missile in Powered Phase

预警卫星对导弹主动段的探测功能仿真

INFLUENCE OF TIDE PERTURBATION ON AUTONOMOUS ORBIT DETERMINATION OF NAVIGATION SATELLITE

导航卫星自主定轨中潮汐摄动影响分析

Autonomous Relative Orbit Determination for Satellite Formation Flying under J_2 Perturbation of Earth

地球J_2摄动下卫星编队飞行自主相对定轨研究

Influence of Tide Perturbation on Autonomous Orbit Determination of Navigation Satellites

潮汐摄动对导航卫星自主定轨中的星座整体旋转误差的影响分析

Landsat principal component image

陆地卫星主分量图象

Variable Structure Maneuvering Control with Time-Varying Sliding Surface and Active Vibration Damping of Flexible Satellite;

挠性卫星姿态机动的时变滑模变结构主动振动控制研究

Variable structure control with time-varying sliding mode and vibration control for flexible satellite

三轴稳定挠性卫星姿态机动时变滑模变结构和主动振动控制

Geodynamic Experimental Ocean Satellite

地球动力实验海洋卫星

geodynamics experimental ocean satellite

地球动力海洋实验卫星

periscope automatic stellite navigator

潜望镜自动卫星导航仪

automatic satellite communication control system

卫星通信自动控制系统

automatic satellitecomputer aids to navigation

自动卫星计算机导航