Petroleum asphalt is produced by the refining of petroleum.
石油沥青是通过石油精炼得到。
Stubborn stains, paint or petroleum asphalt can be removed with turpentine or paint thinner.
顽固污渍、油漆或石油沥青等可以用松脂或油漆稀释剂除去。
Objective To study and work out hygienic standard of petroleum asphalt fume in the air of workplace.
目的研究制订车间空气中石油沥青(烟)卫生标准。
The quality of regenerated asphalt can reach requirement of the traffic road quality standard of petroleum asphalt (GB50092-96).
再生后沥青性质完全满足重交通道路石油沥青质量标准(GB50092- 96)的要求。
Said detergent is a mixed solution made up by using diesel oil as solvent, petroleum asphalt as solute and mixing them in 1-15% of concentration ratio.
该洗涤剂是以柴油为溶剂，以石油沥青为溶质，按浓度1―15％的比例制成混合液。
A moisture curable one component waterproof coatings was prepared from polyether polyols, petroleum asphalt, toluene diisocyanate, diluent and a compatibility modifier, etc.
以聚醚多元醇、石油沥青、甲苯二异氰酸酯、稀释剂及相溶化助剂等为原料，制备了一种湿固化单组分防水涂料。
Low surface wettability and bulk density of petroleum asphalt are effectively solved by the use of a kind of surfactant and different particles distribution in the experiment.
实验中通过添加表面活性剂以及采用不同的粒度配比，有效地解决了石油沥青表面润湿性能差和具有较低堆密度的缺点。
Methods Acute oral toxicity test, subchronic inhalation toxicity test and mutagenicity test were conducted to observe the effects of petroleum asphalt in experimental animals.
方法通过石油沥青急性经口毒性、亚慢性吸入毒性及遗传毒性的实验研究，观察在该实验条件下，石油沥青对受试动物的影响。
Minerals are chromium, copper, nickel, iron, asphalt, coal and petroleum.
矿藏有铬、铜、镍铁、沥青、煤、石油等。
Asphalt forms naturally when the light components or volatiles of petroleum have been removed or evaporated.
当石油的轻组分(或挥发分)被迁出或被蒸发即自然地形成沥青。
I mean, the Gulf of Mexico is turning to asphalt and the British Petroleum guy is relaxing on his yacht.
我的意思是，墨西哥湾都已变成沥青了，而这个英国石油的家伙居然在他的游艇上休息。
Petroleum is a complex mixture of non-aqueous and hydrophobic components liken-alkane, aromatics, resins and asphalt.
石油是一种疏水混合物例如：烷烃，芳香烃，树脂和沥青。
A new process for producing roofing asphalt from petroleum residua by steam cracking and condensation has been studied in the laboratory.
在实验室中研究了一种从石油残渣油制取建筑沥青的新工艺——水蒸汽裂解缩合。
A new process for producing roofing asphalt from petroleum residua by steam cracking and condensation has been studied in the laboratory.
在实验室中研究了一种从石油残渣油制取建筑沥青的新工艺——水蒸汽裂解缩合。
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