Pavement structure layer inside base course is usage quantity of main supportingcourse, its usage direct influence the function pavement.
路面结构层中基层是主要承重层，它的使用性能直接影响路面的使用质量。
2
It can not only increase the bearing capacity of supportingcourse, but also reduce the deformation modulus of the foundation and accelerate the drainage...
它不仅能提高持力层的承载力，减少地基变形量，同时还可以加速地基的排水固结作用。
3
Weathered mudstone is equipped with special engineering geologic behaviours. There are many difficulties in the selection of indices when it is used as supportingcourse.