短語詞組短語approach bridge approach span 引橋south bridge approach span 南面引橋跨;詳細翻譯bridge side span 大橋邊跨Railway bridge span series 鐵路橋梁跨度系列bridge span structure 橋跨結構bridge span arrangement 橋跨布置deflection of bridge span 橋梁撓度bridge span precision 橋跨精度viaduct bridge span construction 高架橋跨施王 返回 bridge span