Preponderant trip distance and transportation turnover investigation for each roadgrade are the second core problem.
各级道路优势出行距离和各级道路承担的交通周转量则是论文需要解决的第二个核心问题。
2
It has higher value of technique and economic that the old road has been widened, to improve the current roadgrade, and reform the road net construction.
旧路拓宽加铺改造对提高道路等级和改善路网结构具有较高的技术经济价值。
3
The paper mainly introduces the option of integrate lifting of temperature pier in the reform project of Fuzhou RoadGrade Separation Bridge in Qingdao City.