... concrete relational concept 具体关系概念 concrete resurfacing 加铺混凝土面层 concrete retarder 混凝土缓凝剂 ...
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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.
通过试验路段的设计、铺筑和效果分析，为旧水泥混凝土路面加铺薄沥青面层结构设计提供依据。
The design, paving and effect analysis of testing road section provide basis for the design of thin asphalt overlay structure of old cement concrete pavement.
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