DIN EN 300721-2000 卫星地面站和系统.用低于1GHz下运行的地面轨道卫星提供低比特数据通信(LBRDC)的移动地面站
Satellite Earth Stations and Systems (SES) - Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz (Endorsement of the English version EN 300721 V 1.2.2 (1999-07) as