#silentsunday #train #railway
@25kV doesn't having 2 pantographs raised cause issues with vibration/resonance in the overhead line?
様々な目的に使える、日本の汎用マストドンサーバーです。安定した利用環境と、多数の独自機能を提供しています。
@25kV doesn't having 2 pantographs raised cause issues with vibration/resonance in the overhead line?