The ground outdoor equipment includes ZPW-2000 track circuit, balise, and GSM-R ______________(RBS). 室外地面设备包括ZPW-2000轨道电路、应答器和GSM-R ___________(RBS)。
A、Radio Base Station 无线基站
B、Radio Balise System 无线应答系统
C、Balise Transmission Module 应答器传输模块