没有通信硬件，用户就无法把数据和信息传送给其他的计算机系统。
Without communications hardware, users would not be able to transmit data and information to other computer systems.
这种通信软件被称为MoVer，可作为一个无线电电子邮件平台，允许用户通过无线电系统发送和接收电子邮件，以安全的方式传输信息。
The software suite, known as MoVer, serves as a radio E-mail platform that allows users to send and receive E-mail messages via radio systems transmissions in a secure manner.
通常在CD MA移动通信系统中，接收端的接收信号由多个用户的有用信息和信道噪声组成。
Generally, in CDMA mobile communication system, the sink's receiving signals are composed of multi-user's useful information and channel noise.
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