In cross section the total deck width is 1158 ft with the torsionally rigid spine box girder having a width of 39 ft 4 in.是什么意思_In cross section the total deck width is 1158 ft with the torsionally rigid spine box girder having a width of 39 ft 4 in.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句