DIN EN 300392-10-14-2003 地面集群无线电通信(TETRA).声音加数据(V+D).第10部分:补充业务阶段1.第14分部分:后进(LE)
Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 14: Late entry (LE) (Endorsement of the English version EN 300392-10-14 V 1.2.1 (2002-09) as German standard)