The girder of the south bridge of Changchun city highway was strengthed and tested for statical load owing to defects found in the beams.是什么意思_The girder of the south bridge of Changchun city highway was strengthed and tested for statical load owing to defects found in the beams.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句