• 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.

    本文介绍我国新型单梁简支空中横移铁路架桥机总体结构设计及其结构荷载试验

    youdao

  • 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.

    本文介绍我国新型单梁简支空中横移铁路架桥机总体结构设计及其结构荷载试验

    youdao

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