DIN EN 303214-2011 数据链接服务系统.统一的欧洲天空互用性规则EC 552/2004下应用的团体规范,地面组件和系统试验要求(英文版本EN 303214 V1.1.1的核准本
Data Link Services (DLS) System - Community Specification for application under the Single European Sky Interoperability Regulation EC 552/2004, Requirements for ground constituents and system testing (Endorsement of the English version EN 303214 V1.1.1 (