网络释义
1)universal personal telecommunication number (UPTN,OTN),通用个人电信号码2)personal telecommunication number (PTN),个人远程通信号码,个人电信号码3)Personal Telecommunication Number PTN,个人通信号码4)personal telecommunication number,个人电信号码5)UPTN Universal Personal Telecommunication Number,通用个人远程通信编码6)UPT,通用个人通信