在水泥混凝土道面上加铺沥青面层较以往的水泥混凝土盖被具有很大的优越性。
Adding asphalt layer on the surface of run-way of cement mixture was much more better than adding cement cover.
开展旧混凝土路面上加铺沥青面层防治反射裂缝的研究，是很有必要的。
Launch old concrete road surface is it spread pitch layer is it reflect research of crack to prevent and cure to add, it is very necessary.
以哈阿公路为例对高寒区水泥混凝土路面加铺沥青层进行修复的方法进行了研究。
Take example as Harbin to Acheng Road, do some research of repair cold area cement concrete road that cover with asphalt.
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