桥面梁安装
Bridge floor beam installation
以上为机器翻译结果，长、整句建议使用 人工翻译 。
桥面梁安装，寻找船尾。
Deck Beams installed, looking aft.
youdao
跨缆吊机是悬索桥钢箱梁桥面单元提升安装的专用设备，主要有卷扬机提升式和液压提升式两种形式。
The deck erection gantry is a specialized equipment for erection of suspension bridge deck segments, it has mainly two forms of winch type and hydraulic lifting type.
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