... 长途话务量 toll traffic 长途话务员 toll operator; trunk operator 出站话务 outbound traffic ...
基于1个网页-相关网页
trunk operator dialling 长途值机员拨发
trunk operator dialing 长途半自动接续
two way operator office trunk 双向操作人员用局内中继线
operator trunk 操作员中继线
operator trunk dialing 话务员长途拨号方式
operator trunk dialling 话务员用长途拨号盘
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