Counterpoised traveling bridge-erecting machine is one of the main equipments of the under construction usage of the highway bridge.
配重行走式架桥机是公路桥施工中使用的主要设备之一。
The design of JQ160 type bridge erecting machine is theoretically verified. A series of feasible design alternatives with small value of object function is proposed.
从理论上验证了JQ 160型架桥机的设计，提出了一系列目标函数值较小的可行设计方案。
At present, there is not special technological criterion or specification in China for manufacturing and welding steel structure of railway bridge girder erecting machine.
目前，国内在铁路架桥机钢结构的制造及焊接工艺方面，还没有专门的规范或规程。
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