road base 基层 ; 道路
rigid road base 刚性路基
Road base course 道路基层
road base detail 道路基层
rigid road base west bank 刚性路基
urban road base 城市道路基层
gravel road base 碎石路基
In order to solve the lack of raw materials used as traditional road base in the area with abundant volcanic ash,the volcanic ash can be used as road base aggregate and binder considering the granule constitution and chemical components.
为解决火山灰分布地区道路工程中传统路面基层原材料的短缺问题,依据火山灰材料的颗粒组成及化学成分,将其用作路面基层的集料、结合料。
参考来源 - 火山灰路面基层路用性能研究及机理分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Just up the road, at Edwards Air Force Base, is the runway where nearly half of all shuttle flights touched down.
就在爱德华兹空军基地的这条路上，有一条跑道，几乎一半的航天飞机都在这里降落。
The lean concrete road base is easy to bring dry contraction due to its much amount of cement and large exposed area.
道路基层贫混凝土水泥用量较大而且是暴露面积较大的工程，容易发生较大的干燥收缩。
By setting pavement waterproof course, make a guarantee both improvement road base stability and extend road life.
设置路面防水层，为增强道路基层稳定性、延长道路使用寿命提供了保证。
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