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。
The self-excited loads acted on the bridge deck are expressed inthe time domain in the terms of convolution integrals with impulse-response-func ions type kernels.
基于脉冲响应函数的卷积积分，将作用在桥梁主梁上的自激力表达为时域形式。
The research results indicated that the method used is suitable for the defects of Dadu River bridge. This method can be used into the reinforced concrete deck type arched bridge further.
研究的结果表明，本文所提出的方法对于石棉大渡河大桥是适用的，该方法应该于钢筋混凝土上承式拱桥也是可行的。
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