GB/T 25123.1-2018 Electric traction—Rotating electrical machines for rail and road vehicles—Part 1: Machines others than electronic convertor-fed alternating current motors (English Version)
2018GB/T 25123.1-2018 Electric traction—Rotating electrical machines for rail and road vehicles—Part 1: Machines others than electronic convertor-fed alternating current motors
2010GB/T 25123.1-2010 Electric tracion.Rotating electrical machines for rail and road vehicles.Part 1:Machines others than electronic convertor-fed alternating current motors