在矿料、沥青材料试验研究的基础上开展沥青混合料组成设计试验研究，提出了供工程使用的高性能沥青混合料级配组成设计建议范围。
Based on tests of aggregates and asphalt materials, study on the gradation of asphalt mixture of high performance was performed and recommends to gradation were given.
在矿料、沥青材料试验研究的基础上开展沥青混合料组成设计试验研究，提出了供工程使用的高性能沥青混合料级配组成设计建议范围。
Based on tests of aggregates and asphalt materials, study on the gradation of asphalt mixture of high performance was performed and recommends to gradation were given.
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