heavy fraction of FCC gasoline FCC汽油重馏分
heavy fraction fuel 重馏分燃料
Heavy fraction of gum turpentine 重级松节油
humic substance in heavy fraction [土壤] 重组腐殖物质
heavy oil fraction 重油馏分
heavy fuel fraction 重油馏分
heavy metal fraction 重金属形态
heavy toluene soluble fraction 甲苯可溶重质产物
In this system, the heavy fraction of petroleum has corrosion resistance for steel.
在该体系中石油重馏份对钢有缓蚀作用。
And the above heavy fraction base oils were applied to the formulation of engine oils and a series of blending projects were obtained.
并将以上重组分基础油在内燃机油配方中进行了应用，得到了相关内燃机油产品的调合方案。
Technology Progress of producing BTX aromatics from heavy fraction of pyrolysis gasoline and correlative hydrodealkylation and non-aromatics hydrocracking techniques were reviewed in this paper.
综述了裂解汽油重质馏分增产BT X芳烃的技术进展以及与此相关的加氢脱烷基和非芳烃加氢裂解技术。
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