1.
The Improvement of the Seal Structure of 80Y60 Asphalt Pump of Chemical System
化工系统80Y60沥青泵密封结构的改进
2.
native asphaltic pyrobitume
天然地沥青质焦沥青
3.
To smear or cover with or as if with pitch.
用沥青涂，用沥青覆盖
4.
Full of or covered with pitch.
沥青的、涂沥青的充满或铺着沥青的
5.
A bituminous material, such as asphalt, used to pave roads.
沥青，柏油一种含沥青物质，如沥青，用于铺路
6.
tarred roofing felt
油毛毡, 沥青纸板
7.
cover with asphalt or a similar surface, of roads.
在路的表面用沥青或类似沥青覆盖。
8.
Specifications and test methods of bitumen and bituminous mixtures for highway engineering
公路工程沥青及沥青混合料试验规程
9.
A black, viscous natural bitumen.
软沥青一种天然的黑色粘性沥青
10.
Resembling pitch in consistency.
有沥青性质的在结构、形式上象沥青的
11.
The Research of Mechanism on the Asphalt Structure and High Polymer Modified Asphalt;
沥青结构及高聚物改性沥青机理研究
12.
The Experimental Study on the Performance of Hard Asphalt and Asphalt Mixture;
硬沥青及硬沥青混合料性能试验研究
13.
The Study on Pavement Performance of Yanxin Asphalt and Asphalt Mixture;
燕鑫沥青及沥青混合料路用性能研究
14.
Study on the Gilsonite/Polymer Asphalt Modifiers
岩沥青/聚合物复合沥青改性剂的研究
15.
Research on Characterization of Asphalt and Asphalt Concrete of Ultraviolet Ageing
沥青及沥青混凝土光氧老化性能研究
16.
Study on the mixed modified asphalt mixtures of rock asphalt with SBS
岩沥青与SBS沥青复合改性试验研究
17.
Evaluation on Pavement Performance of Rock Asphalt Mixture
岩沥青改性沥青混合料路用性能评价
18.
Study of hard-grade asphalt mixes performance
硬质沥青用于沥青混凝土的性能研究