电信服务
type: Concept
definition: 商业公司提供的电话、寻呼机、计算机之间连接的服务
in scheme: mediatopic
created: 2009-10-22T02:00:00+00:00
modified: 2023-03-31T12:00:00+00:00
broader: http://cv.iptc.org/newscodes/mediatopic/20000225