回收***E03|罗德与施瓦茨***E03|R&S***E03|Rohde&Schwarz***E03|信号发生器|3G信号源------------------邓生：13728874587***E033G信号发生器|Rohde&Schwarz|罗德与施瓦茨|5kHz至3GHz***E02:5kHz~1.5GHz***E03:5kHz~3GHz***E03E:5kHz~2.2GHz***E06:5kHz~6GHz)