450MHz同频单工列车无线调度通信设备车站电台技术要求和试验方法
Technical requiements and testing methods for 450 MHz same-frequency simplex train radio dispatching communication equipment station radio set
标准状态
发布于:1995-12-13
实施于:1996-06-01
已废止
Technical requiements and testing methods for 450 MHz same-frequency simplex train radio dispatching communication equipment station radio set