Sixthly, to adapt the increment of traffic demand, this article proposes urban traffic network capacity multi-stage expansion model and its heuristic algorithm.是什么意思_Sixthly, to adapt the increment of traffic demand, this article proposes urban traffic network capacity multi-stage expansion model and its heuristic algorithm.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句