paving asphalts造句

• Development of sbs modified high grade paving asphalt
  改性道路沥青的研制
• Serviceability of sbs modified paving asphalt from tahe crude oil
  改性道路沥青的使用性能
• Development of stable sbs modified paving asphalt
  改性道路沥青的研制
• A study on the anti-aging performance of two kinds pave asphalt
  两种道路沥青抗老化性能的比较
• Preparation of paving asphalt chemically modified by styrene-butadiene-styrene
  改性沥青的研制
• Study on polymer modified paving asphalt from tahe crude oil
  塔河原油聚合物改性道路沥青的研究
• Characterization of the anti-aging performance for two paving asphalts
  两种道路沥青抗老化性的表征
• Polymer modifier for paving asphalt
  聚合物用作道路沥青改性剂
• Coprocessing yanzhou coal with petroleum resid for preparing paving asphalt
  兖州煤与渣油共处理制高等级道路沥青的研究
• Producing of high grade paving asphalt by blending and distillation of different oils
  原油调合蒸馏法生产重交通道路沥青的实验研究
• Production of paving asphalt from doa is one of proposals which can make reasonable use of doa
  如通过控制适宜的脱沥青油收率，孤岛、二连等渣油的脱油沥青可以达到合格道路沥青的要求。
• Moreover, rsda may be a promising technology to improve the quality of highway paving asphalt ( e . g . reducing wax content of the asphalt )
  渣油溶剂脱沥青技术作为改善道路沥青性质的重要技术手段还可望在国内高等级道路沥青质量提高(如降低蜡含量)中发挥作用。
• The results show that, for flexural-tensile fatigue test and shear fatigue test, the two kinds of structure of common asphalt concrete with strata stress absorbed layer and glass fiber grating had good ability to resist reflection cracking, while the effect of paving asphalt concrete directly on cement concrete slab was worse
  结果表明，对于弯拉型疲劳试验和剪切型疲劳试验，普通沥青混凝土下面铺设strata应力吸收层、玻璃纤维格栅2种结构都具有良好的抗反射裂缝的能力，而在水泥混凝土面板上直接加铺沥青混凝土类结构的效果最差。