deck erection gantry 跨缆吊机
deck erection sequence 主梁架设顺序
deck unit erection crane 架梁吊机
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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.
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。
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