根据相关的温室气体排放，天然气的耗费量意味着每桶加州重油竭尽全力从加拿大沥青砂岩中提取材料。
The amount of gas used means that a barrel of Californian heavy oil gives the stuff from Canada's tar sands a run for its money in terms of associated greenhouse-gas emissions.
通过改造沥青混凝土拌和设备燃油供给系统，采用重油代替柴油燃烧，将极大地节约工程成本。
Diesel oils price is more and more high, by reconstructing fuel oil supply system of asphalt concrete mixing equipment, we take heavy oil place of diesel oil, it would economize much project cost.
讨论了超声波作用对重油的粘度、残炭和沥青质含量的影响。
The kinetic viscosity, carbon residue and the content of asphaltene of the heavy oil were investigated under function of ultrasonic wave.
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