
State Of Railway Vehicles - Brake - Part 4: Non Ventilated Axle Mounted Brake Discs
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
State Of Railway Vehicles - Brake - Part 4: Non Ventilated Axle Mounted Brake Discs
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻