《国际电话号码本》
international telephone directory
《陆海军联合无线电话电报规程》
Joint Army and Navy Radiotelegraph and Radiotelephone Procedure
12320公共卫生公益电话
12320 Public Health Hotline Services
3G移动可视电话系统
3G mobile video telephone
4线电话连结
four-wire telephone connection
Connection
four-wire telephone
IP电话
IP telephone
IP phone
IP telephony
VoIP
axial blast fan
Internet protocol telephone
axial blood pump
internet phone
IP —phone
p-phone
IP
IPTV
IP-phone
Voice over IP
IP电话的应用
Ip phone in electric power system
IP电话技术
Voice over Internet Protocol VoIP