通讯音频、广播音响系统、仪表、电子设备及自动化设置、需防干扰线路屏蔽电线电缆。
Applicable to communication audio frequency, broadcast sound system, meter, electric equipment and automatic equipment and anti-interference needed circuit shielded wire and cable.
系统还利用由MODEM和公用电话交换网组成的通讯线路进行远程数据传输。
And that, teledata transfer are realized through Lines of Communication which is build-up by MODEM and Public Switched Telephone Network.
本文讨论用EIA RS - 232c串行接口作为通讯线路，并选用国际链路层通讯协议HDLC进行FMS中主机与CNC系统的通讯。
In dealing with the communication between host computer and CNC system in FMS, EIA RS-232C serial interface and HDLC data link are used.
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