在选择罩面层的沥青混合料级配类型时，要充分考虑抗滑、密水、耐久、抗车辙、抗开裂等技术要求，还要因地制宜符合当地各方面条件。
Selecting the asphalt mixture grading style, should consider the technology demand, such as anti-slide, thick water, endurance, anti-track and anti-craze, accord to different conditions.
提出了一种按体积法设计的单一粒径为主的密断级配沥青混合料。
A new highway construction material named single sized dense gap-graded asphalt concrete is presented in this paper.
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