短語(yǔ)詞組短語(yǔ)reinforced concrete continuous beam bridge 鋼筋混凝土連續(xù)梁橋reinforced concrete bridge beam 鋼筋混凝土橋梁reinforced concrete simply -supported beam bridge 鋼筋混凝土簡(jiǎn)支梁橋 返回 reinforced concrete beam bridge