combined gradation of aggregate 骨料混合级配 ; 骨料的给合粒度
Standard gradation of aggregate 骨材标准级配
gradation of aggregate in RAP 回收沥青路面材料矿料级配
two gradation of aggregate 二级配
type of gradation of aggregate 集料级配类型
the gradation of aggregate mixture 集料混合料级配
gradation of mineral aggregate 矿料级配
Through a great number of Pu-Nan experiment datas, the pater put forward to the mixture design method, requirement of aggregate, gradation of mixture for dense graded aggregate base.
本文结合浦南路实测资料，提出了多雨潮湿地区级配碎石的设计指标、材料技术要求、级配范围要求。
It is very important to determine reasonably the maximum grain size, graded sizes and gradation of the coarse aggregate.
合理确定最大粒径、分级尺寸和级配十分重要。
Then, it makes target mixture proportion design to study on the aggregate gradation scope, optimum asphalt content of mixture, the temperature and time of curing.
然后，对确定配合比例的国产环氧沥青进行混合料目标配合比设计，确定了矿料的级配范围、混合料的最佳油石比以及高温固化温度、时间等参数。
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