Therefore, it needs to design and exploit an information management system for roadconstructions.
因此,设计并开发一套公路工程信息管理系统就显得尤为迫切。
2
For urban roadconstructions on the increase, present design of traffic organization lacks scientific and quantitative methods, especially for the large scale.
With, the intensification of open pit mining expansion of high road, railway, industrial and civil constructions, a lot of problems on slope sliding have been left.