Bogie for subway train I. Core Complex Needs: Protection is the Only Criterion Bogie frame castings are usually not regular Solid iron sections. They bear the entire bodyweight with the auto body and passengers and constantly stand up to a variety of impacts and vibrations within the track. Their technical https://500px.com/photo/1117471497/rail-shoulders-by-okok-okok
The Core Complex Requirements And Problems of Castings for Bogies
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