查询词典 satellite communication

In this paper, we mainly study the system performance and key technologies of satellite optical CDMA communication system.

给出了卫星二维光CDMA通信系统方案和系统模型，并分析了该通信系统的系统性能。

Many new technologies have been used in communication satellite, and multi-beam antenna was one of them.

为了满足这些要求，在现代卫星通信中采用了很多的新技术，多波束天线就是其中非常重要的一项。

On some occasions, we would have to use Iridium satellite phones for communication.

在某些情况下，我们必须用铱卫星电话交流。

Communication Satellite plays more and more important role in the information transmission, especially in military information transmission.

通信卫星在信息传输尤其是军事信息的传输中的作用日益突出。

They were successful in launching a communication satellite.

他们成功地发射了一颗通讯卫星。

The idea and theory of IF Satellite mobile communication channel model were discussed.

给出了本设计的技术指标和参数、系统总体与框图。

Finally, we bring out the improved means and the following work of Satellite optical CDMA communication system.

最后总结了本课题的主要工作和创新点，并对下一步工作给出了探讨性建议。

Comsat:a trademark used for a communication s satellite.

通信卫星公司：一个用于通讯卫星的注册商标。

On Earth-space paths, this beam scintillation index model is significant for the laser imaging, tracking, controlling and guiding, and laser satellite-Earth communication.

高斯波束的斜径闪烁指数模型的建立发展了湍流闪烁理论，将对地－空路径光通信、成像、遥感、激光制导和强激光系统的设计和应用具有重要的实际意义。

It has the following units: Jilin provincial microwave resources management; Jilin provincial cable line management; cable line map management; fiber rooter map management; communication equipment instrument and materials management; fix and reconstruct plan management; cut and connect management; circuits attempter management; work plan management; daily report management; report transport; mechanical power bureau's equipment management; and the satellite bureau management.

具体分为如下几个模块：吉林省微波站资源管理、吉林省光缆线路管理、光缆线路图管理、光缆路由图管理、通信设备、仪表、材料管理、大修改造计划管理、割接管理、电路调度管理、作业计划管理、日汇报管理、报表传送、机动局设备管理、卫星局资源管理。

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