The overlay of asphalt concrete on the cement concrete road is a special pavement construction, and the stress-diversification has biggish difference from normally flexibility samdwich system.

• 旧水泥混凝土路面上的沥青混凝土加铺层是一种特殊的路面结构,应力应变与一般的弹性层状体系有较大的差别。