基本解釋[交通運(yùn)輸工程]鐵路重載運(yùn)輸英漢例句雙語(yǔ)例句The present and problems of Datong-Qinghuangdao railway are introduced in the article as the railway opened to traffic in 1988 and promise of heavy-haul transportation is described.介紹了大秦線1988年底開通以來(lái)的運(yùn)營(yíng)狀況與存在問題，對(duì)該線重載運(yùn)輸今后的發(fā)展提出了希望。railway heavy haul traffic更多例句專業(yè)釋義交通運(yùn)輸工程鐵路重載運(yùn)輸