高等级公路路面抗滑石料
highway pavement stone sliding
高速公路公司
expressway administration company with limited liability
freeway business group
高速公路路基工程
freeway subgrade engineering
高速公路路权用地
Right-of-way land for Freeway
高速公路路域土壤
Soil of highway road area
公路路产损失
the loss of highway road produces