ETSI TS 131 103-2020 数字蜂窝通信系统(第2+阶段)(GSM);通用移动通信系统(UMTS);LTE;5G;IP多媒体服务识别模块(ISIM)应用程序的特点(V16.1.0;3GPP TS 31.103版本16.1.0发行版16)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; 5G; Characteristics of the IP Multimedia Services Identity Module (ISIM) application (V16.1.0; 3GPP TS 31.103 version 16.1.0 Release 16)