最終更新日:2022/12/24
An all-welded, box section underframe, incorporating box girders which run the full length of the locomotive, is welded to stress-bearing bodysides with partition walls forming reinforcing cross members.
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An all-welded, box section underframe, incorporating box girders which run the full length of the locomotive, is welded to stress-bearing bodysides with partition walls forming reinforcing cross members.