bridge girder erection equipment的意思|示意
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bridge girder erection equipment的网络常见释义
架桥机 ... Bridge，box girder 箱梁桥 bridge girder erection equipment 架桥机 ERECTION BY BRIDGE GIRDER ERECTING EQUIPMENT 架桥机架设法 ...
bridge girder erection equipment相关例句
The text detailedly introduced crown block, running system, availability work period of bridge girder erection equipment and improve case for precast beams install.
详细介绍了对双导梁式架桥机天车、行走系统、有效工作长度及预制梁安装就位的改进情况。