一个利用卫星通信的国际组织，提供海上电话、电传、传真、电报、数据通信、海难以及保险等服务项目。
An international organization using satellite communications and providing maritime telephone, telex, facsimile, telegram, data communication, distress and safety services.
电传打字电报：国际性的直拨电话通信设施，它用电传打字机为终端机，以每秒50数元，传送波德代码，即每分钟600字。
Telex: An international dial-up communications service that uses teleprinters for terminals and transmits Baudot code at 50bits per second, or 600 words per minute.
根据北京地区移动通信无线电传播规律，在信号快衰落幅度服从m衰落的基础上，给出了M衰落波形信道的计算机仿真模型。
Based on the propagation regularity of land mobile communication in Beijing, this paper gives the computer simulation model of M-distribution fading wave channel.
根据北京地区移动通信无线电传播规律，在信号快衰落幅度服从m衰落的基础上，给出了M衰落波形信道的计算机仿真模型。
Based on the propagation regularity of land mobile communication in Beijing, this paper gives the computer simulation model of M-distribution fading wave channel.
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