Semi-flexible pavement is generally described as an open-concrete mixture, which is filled with Portland cement grout.

  • 半柔性路面是一种在大孔隙沥青混合料中填充水泥胶浆而形成的兼具沥青路面与水泥砼路面特点的复合路面.

  • 互联网摘选 2025-01-20 12:21:38

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