It is necessary to study the performance of pavement structure on the asphalt overlaid on the old cement concrete pavement.
因此继续开展旧水泥混凝土路面上加铺沥青层路面结构层性能的研究，是非常必要的。
It was necessary and feasible to study the design to prevent reflecting cracks on the asphalt overlaid on the old cement concrete pavement.
因此继续开展旧水泥混凝土路面上加铺沥青面层防治反射裂缝设计方法的研究，是必要而且是可行的。
Abstract: : It is applied more and more widely to pave asphalt concrete pavement onto the old cement concrete pavement in urban road construction.
摘要：旧水泥混凝土路面加铺沥青混凝土路面在城市道路建设中被越来越广泛的应用。
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