It introduces the functions and characteristics of railways telex automatic switch network, the volume control of telex network, operation guarantee of network and effects of network operation.
介绍了铁路电报自动交换网的功能特点，电报网的流量控制，网络运行保障及效果。
Telex Network Identification Code?
电传网络标识码 TNIC?。
Telex Network Identification Code?
电传网络标识码 TNIC?。
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