The role of polyoxyethylene triol,rosin polyester polyol and asphalt in the asphalt-polyurethane rigid foam was stressed.

重点介绍了聚氧乙烯三醇、松香芳烃聚酯多元醇在配方中作用。

The street is paved with asphalt.

街道被铺上柏油。

They’re walking on the asphalt road.

他们正行走在柏油路上。

The experimental result of imperviousness of asphalt concrete under various load levels is presented in this paper.

本试验侧重于沥青凝土防渗性能研究。

There are not only illite, but also asphalt, microcrystalline quartz, dolomite, calcite, anorthite, gypsum, and such as potential damage materials.

储层不仅含伊利石，还发育沥青、微晶石英、白云石、方解石、钙长石和石膏等潜在损害物质。

The thermal depolymerization of crumb rubber–asphalt system could be controlled by using the coadjustment of shearing temperature and shearing time.

可以通温度和时间互补关系实现可控降解。

AQUASOL is used as a hard wearing, protective coating for all building surfaces including concrete, brick, masonry, dry lining, asphalt and asbestos.

高雅是一种耐磨、防水、防尘水基环氧树脂保护膜。可用于各种砖、凝土、水泥、石制建筑及石棉表面。

The paper analyzes the causes of seepage of asphalt felt roofage and puts forward the repairing ways on partial damage of waterproof roofage.

传统使用沥青油毡屋面目前仍大量存在,由于受自然环境长期侵蚀及其它影响,防水层经常发生局部损坏而造成渗漏。

It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青快速卸料阀及接耦。

Aiming at the shortage of visbreaker feedstock and fuel oil as well as the surplus of asphalt in Shanghai Oil Refinery, asphalt blended feedstock was tested.

高桥石化公司炼油厂针对减粘裂化装置原料紧缺造成燃料油供应紧张及沥青出厂困难等情况，采取了以减压渣油掺炼部分沥青作为减粘装置原料措施。

The basic principle is the VCA formed by the coarse aggregate is filled with the fine aggregate, the filling, the asphalt and the preconcerted void content.

矿料级配中粗集料形成孔隙率由细集料、填料、沥青和预定孔隙率填充。

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.

旧水泥凝土路面上沥青凝土加铺层是一种特殊路面结构,应力应变与一般弹性层状体系有较大差别。

Therefore, lots of pavements need to repair in large-scale even repave wholly after using a long time, which will bring large numbers of waste asphalt mixture.

此，沥青路面使用一定年限后必须进行大面积维修，甚至全路段铣刨，重新铺筑。

The paving process of asphalt paver and the action between mixture and screed are analyzed in order to solve the problems in kinematics model of screeding unit.

为了解决沥青凝土摊铺机熨平装置运动学模型存在问题,分析了摊铺机摊铺程以及合料与熨平板之间作用关系。

The increase of cellulous fiber in the hybrid fiber can result in the increase of optimum asphalt content, the reduction of density, air voids and Marshall stability.

同时随着杂纤维体系中木质纤维比例增加，沥青合料最佳沥青用量增加，密度下降，空隙率和马歇尔稳定度呈减小趋势。