superhighway asphalt surface course
...rmodified asphalt road surfacing ; modified asphalt road surfacing 高速公路沥青面层 Superhighway Asphalt Surface Course 地沥青面层 asphalt covering ; asphalt wearing course ; asphalt wearing course,asphalt wearing course ; a halt covering .
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superhighway asphalt surface course
高速公路沥青路面
以上为机器翻译结果，长、整句建议使用 人工翻译 。