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high-speed railway bridge
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high-speed railway bridge
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工学
桥梁类型
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high-speed railway bridge
高速铁路桥
高速铁路线上桥梁占比大,高架桥、长桥多,有利于跨越地质不良地段、保证线路平顺性和稳定性、实现全封闭行车模式,同时也可节省农田、减少土方工程。
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