“road structure”簡單造句，road structure造句子

2、Base; road Base [highways]: The part of the road structure Below the Base course and above the sub-base.

1、Base course [highways]: The part of a road structure Below the wearing course and above the road Base.

3、A brief introduction of the design characteristics of container wharf structure, storage yard road structure and handling technology of Sanshan Port First-phase Project is presented.

5、The anti-corrosive measures and techniques of maintenance and repair for the road structure in the salty soil district

4、On the cast-in-site method rapid construction technology for the road structure of shield highway tunnel