卫星通信

Network centric warfare; network-torpedo ; acoustic communication system ; satellite navigation location system

网络中心战；网络鱼雷；水声通信系统；卫星导航定位系统

The network-torpedo can realize real time identification, pursuit and attack on target with the information obtained effectively from battlefield at any time. We put emphasis on the functions and principles of several key technologies, including acoustic communication system, satellite navigation location system and power system. Finally, we propose some applied ideas for the network-torpedo.

展示了网络鱼雷以其能随时高效获取战场环境信息来实现对目标的实时识别、跟踪和攻击，并着重从功能及原理上对水声通信系统、卫星导航定位系统及动力系统这几项关键技术进行了较详细的论述，最后提出了网络鱼雷的作战应用设想，展望了其应用前景。

With a complete line of Inmarsat-compatible systems and outstanding airtime rates, KVH is the best source for all of your marine communications needs.

一个完整的卫星兼容的系统和出色的通话率， KVH是最好的来源，所有的海洋通信需求。

Air China has developed on its own the operation management system, integrated satellite telephone system, space data communication system and shortwave wireless system, which made it the first airline company with the super long-distance supervision capacity in the country. In 2004, after the use of shortwave communication systems, the supervision network which has Beijing and Lhasa as the core, covers the Asian continent, the Indian Ocean and Pacific Ocean stretching to the arctic pole area.

国航自行研制开发了运行管理系统，集成了卫星电话系统、空地数据通讯系统和短波无线电系统，使国航成为国内第一家具有超远程监控能力的航空公司，尤其是2004年短波通信系统的投入使用，形成了以北京、拉萨两点为圆心，全方位、全时空、全天候覆盖亚洲大陆、印度洋和太平洋，并延伸到北极区域的监控网络。

An artificial satellite which is projected into a predetermined orbit around the earth to function as a relay station.

一种发射到预定轨道的人造地球卫星，它的功能相当于一个通信中继站。

Comparing with satellite and aerocraft,stratospheric balloon-borne gondola get an advantage of low cost,long life,low risk etc.,so it has a good future to replace satellite and aerocraft to a degree applied to the field of telecommunication and aerospace science research.

具有成本低、寿命长、风险小等优点，在一定程度可取代成本高昂的卫星和空间飞行器。用于通信领域和空间科学研究领域，具有十分广阔的应用前景。

Companies involved in the business of satellite navigation and communication in various fields.

公司的业务范围涉及卫星导航和通信的各个领域。

Serial communication is one of the most widely used communication technology in satellite components.

本文设计了通用卫星仿真控制平台的智能通信设备，它是该平台重要组成部分。

The advanced and practicability of Global Position System, and its characteristic orientating exactly has be

全球定位系统的先进性和实用性，其精确定位的功能特点已在各行各业中得到迅速的推广和应用，另一方面，传统的、功能单一的通信技术手段，已经不能适应多种业务发展的需要，因此，从运用先进的全球卫星定位与计算机技术，利用通信系统、多种先进技术集成以及实用性等方面设计集成综合信息系统很有必要。

This system melts Global Positing System, Geographic Information System, Global System for Mobiles communications, the technique of computer data processing and the technique of modern data communication in the integral whole. It can realize all-weather fixed position of satellites, electronic map to show and vehicle real-time monitoring and so on.

该系统融合了全球卫星定位系统、地理信息系统、全球移动通信系统以及计算机编程技术和现代数据通信技术于一体，可实现电子地图显示和车辆实时位置监控等功能。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐