短語(yǔ)詞組短語(yǔ)steel for bridge 橋梁用鋼steel temporary bridge 鋼便橋Upper Steel Arch Bridge 上鋼拱橋continuous steel truss bridge 連續(xù)鋼桁粱橋steel hanging bridge 鋼吊橋steel beam bridge 鋼梁橋steel access bridge 鋼引橋steel pipe bridge 鋼琯橋 返回 steel bridge