DIN EN 300175-1-2012 数字增强无线远程通信(DECT).通用界面(CI).第1部分:概述 (英文版本核准本EN 300175-1 V2.4.1 (2012-04)作为德国标准)
Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part 1: Overview (Endorsement of the English version EN 300175-1 V2.4.1 (2012-04) as German standard)