我国石油化工行业原油各生产加工环节的水的质量分数计量主要是靠原始的蒸馏化验方法来完成。
The quality fraction of the water of each production processing link of the petrochemical profession crude oil of our country is measured mainly to rely on original distillation method.
研究了PEG的相对分子质量、亲水链段的质量分数与抗静电剂效果之间的关系；
The effects of PEG relative molecular mass and hydrophilic segment content on the antistatic performance of the product were investigated.
通过超稠油水热裂解反应前后黏度、沥青质、硫质量分数等性质的变化，研究了超稠油进行水热裂解的主要影响因素及规律。
The main factors and rules in aqua-thermolysis reaction were analyzed through comparison of viscosity, asphaltene and sulfur content before and after super heavy oil upgrading.
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