表示呼叫业务的英文单词

“呼叫业务”对应的英文单词有：

call services

与呼叫业务相关的短语

紧急呼叫业务Emergency Calls

大众呼叫业务mass calling service;MAS MASs calling

语音组呼叫业务VGCS

报警呼叫业务alarm call service;ACS

呼叫业务功能Call Service Function;CSF

记帐卡呼叫业务acc;Account Card Calling

终端呼叫业务terminal call service

话音组呼叫业务Voice Group Call Service

直接呼叫业务Anrufbetrieb