railway signals equipment meaning in English
铁路信号设备
Examples
- Railway signal equipment manufacture , marketing
铁路信号器材制造、销售。 - Railway signaling equipment - impedance bonds - test methods
铁路信号设备.阻抗联结器.试验方法 - Technical specification for protection against lightning electromagnetic impulse on railway signaling equipments
铁道信号设备雷电电磁脉冲防护技术条件