The bridge is a composite structure of curved PC rigid frame with inclined legs and flexible tied arches.The vertical hangers are arranged along the curved girder in a vertical cylindrical surface.是什么意思_The bridge is a composite structure of curved PC rigid frame with inclined legs and flexible tied arches.The vertical hangers are arranged along the curved girder in a vertical cylindrical surface.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句