沥青基原油含较高比例的非烃组分，如氮、硫、氧的化合物。
An asphalt-base crude is one containing a relatively high proportion of nonhydrocarbon constituents such as nitrogen, sulfur, and oxygen compounds.
配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。
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.
封氮储存可明显抑制沥青质的增长。
The presence of nitrogen inhibits the increase of asphaltenes in slurry oil.
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