层状路面结构
Multi-layered pavement structure
Layered structure pavement
城市沥青道路路面
city bitumen road surface
倒装路面结构
inverted pavement structure
地沥青路面结构
asphalt pavement structure
典型路面结构
typical pavement structure
非对称路面结构
unsymmetrical roadway structure
复合路面结构
composite pavement structure
复合式路面结构
composite pavement structure
高等级公路路面抗滑石料
highway pavement stone sliding
公路路面早损
breakage of highway pavement in early time