single beam girder-erecting machine
双悬臂式架桥机double cantilever girder-erecting machine 单梁式架桥机single beam girder-erecting machine 双梁式架桥机double beam girder-erecting machine ..
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本文介绍我国一种新型单梁简支空中横移梁式铁路架桥机的总体结构设计及其结构荷载试验。
This paper describes general structure design and structure load test of girder type railway bridge erecting machine with single simple supported beam and overhead transversely travelling trolley.
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