heavy crude meaning in English

重油
重质石油
重质原油

Study on stability of heavy crude oil - in - water emulsion
型乳状液稳定性的研究
Avoiding shot coke in extra - heavy crude delayed coking unit
超稠原油延迟焦化产生弹丸焦的原因及对策
Design parameters of steam injection system for thermal recovery of heavy crude
稠油热采注蒸汽系统设计参数探讨
Numerical simulation of thermal - surfactant combination flooding for heavy crude reservoir
表面活性剂复合驱数值模拟研究
Experimental study on enhanced deaquation process for extra - heavy crude oil using dehydrant
8烯烃氢甲酰化反应条件的研究

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