The aggregates used have been selected for their shape, grading and high physical and mechanical quality.
所使用的聚合物是挑选它们的形状、分类、高物质及机械质量。
2
Mechanical stabilization consists of adding granular or cohesive materials, depending on which is the most suitable, to the subsoil to improve its grading.
机械稳定法是指在基层土中，根据土质加入颗粒状的或者具有附着力的材料。
3
Mechanical stabilization consists of adding granular or cohesive materials , depending on which is the most suitable , to the subsoil to improve its grading .