排水沟排水沟  gutter waterway

集水沟、排水沟  Gulley

城市道路排水  urban road drainage

传统道路排水  conventional road drainage

道路排水系统  road drainage system

露藐水排水沟  open storm drainage

排去水排水沟  Drain

雨水排水沟  rainwater head

城市道路路段  urban road section

城市道路路基  urban road subgrade

城市沥青道路路面  city bitumen road surface

道路路工程  Road engineering

道路路基  embankment; Road　subgrade; Roadbed

道路路面  Road pavement

道路路面数据  road surface data

道路路堑  highway cut

道路排放  on-road emission

道路水泥  portland cement for highway; road cement; highway cement

道路水泥混凝土  road cement concrete