椰油胺和环氧乙烷在羟乙基化低级脂肪胺存在下反应制得二羟乙基脂肪胺低倾点新型杀活剂。
A new deactivator with lower pour point was obtained by the reaction of coconut amine and ethylene oxide in the presence of 5% catalyst.
加氢裂化尾油粘度指数高，低硫、低氮、杂质含量少，倾点和粘度偏高。
The hydrocracking tail oil possesses the characteristics of higher viscosity index, pour point, viscosity and lower sulfur, nitrogen, impurity content.
低幅度背斜识别的影响因素主要有两点：一是因地表形态起伏较大而引起的静校正问题，二是构造上倾方向存在速度异常。
There are two factors influencing identification of low-amplitude anticlines: One is the static correction problem caused by large fluctuation of the surface landform.
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