根据瑞士31条路段的经验，用沥青混合料罩面能够修复与补强水泥混凝土路面。
Capabie reparation & reinforcement of cement concrete roadface with asphalt mixture cover according to experience of Swiss'31-line section of highway.
简要说明改性沥青的配合比设计以及改性沥青混凝土路面施工工艺，检验改性沥青混合料路用性能。
The text discusses mixture ratio design of modified asphalt and constructional technics of modified asphalt pavement, checkout the usage for road capability by modified asphalt.
为了提高旧水泥混凝土路面的承载能力和防止出现反射裂缝，用热拌沥青混凝土罩面层并设置SAMI层的修补技术常被使用。
To improve the bearing capacity of old cement concrete pavement and prevent reflective cracking, HMA overlay with SAMI has been used in some highways.
分析了低噪声沥青混凝土路面降低轮胎噪声的机理，建立低噪声沥青混凝土路面的声学模型，用亥姆霍兹共振器模型分析计算了声波的共振频率。
The mechanism for low noise asphalt pavement to lower tyre noise is analyzed. A acoustical model is put forward. The resonance frequency of sound wave is analyzed with Helmholtz resonator model.
半刚性基层材料由于具有优良的路用性能而常作为沥青路面和水泥混凝土路面的基层，其质量好坏会直接影响道路路面的质量和寿命。
Semi rigid base course is widely used in Chinese super highway for its good character, the performance and life of pavement is influenced by semi rigid base course.
半刚性基层材料由于具有优良的路用性能而常作为沥青路面和水泥混凝土路面的基层，其质量好坏会直接影响道路路面的质量和寿命。
Semi rigid base course is widely used in Chinese super highway for its good character, the performance and life of pavement is influenced by semi rigid base course.
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