再次分级 meaning in English

reclassification

To find a solution to these problems , starting with understanding of road function , this thesis grades road style with new standard , classifies priority of traffic volumes on different type of roads . this thesis also studies and analyzes the elements of cross - section , affords suggestion about each special contents and ideal road standard cross - section which match to practice . by these methods , it can increase the efficiency of road network , improve traffic environment and improve efficiency and service lever of traffic facilities
针对这些问题,从科学发展观出发,对横断面设计理论分析,从理清道路功能入手,对道路等级再次分级,区分不同类别的道路上各类交通的优先级,同时对横断面各组成要素研究分析,提出各专项内容的改进建议及理想的道路标准横断面,以提高道路网的运转率,从而改善交通环境、提高交通设施服务水平与效率,为规划、设计、管理部门提供基础。