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 travellingtrolley.
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。
2
The increase of lifting speed and trolleytravelling speed have raised handling efficiency.
起升速度与小车运行速度的增加，提高了搬运效率。
3
The required capacity should be carefully calculated, as well as the voltage drop over the distance from the point where the system is fed to the end of the crane or trolleytravelling length.