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人民日報 People's Daily
【陝西:西延高鐵西銅段全線首個連續梁0號塊澆築完成】6日,陝西西安至延安高速鐵路西銅段全線首個連續梁0號塊澆築完成,標誌著西延高鐵西銅段主橋橋梁上部結構施工正式拉開序幕,為全線施工奠定堅實基礎。西延高鐵線路全長299.8公里,設計速度350公里/小時。線路預計2025年10月通車。
1 yr. ago

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