waterstable aggregate

例句：

1. 1. Theengineer used a special mix to ensure the roads were water-stable aggregates.
   工程师使用了一种特殊的混合物，以确保道路是水稳性集料。
2. 2. The construction company was required to use water-stable aggregates in their projects.
   建筑公司被要求在其项目中使用水稳性集料。
3. 3.The road surface was made of water-stable aggregates to improve its durability and stability.
   道路表面由水稳性集料制成，以提高其耐用性和稳定性。