foot layer

• 基层

foot layer的用法和样例：

例句

1. Considering the difficulty of constructing thick layer mixture, the paper advances the construction control technology for a single thick ATB mixture layer.
   考虑到较厚层沥青混合料的施工难度，提出了单层压实厚层沥青稳定碎石基层结构的施工控制技术。