“raw material purification”的概念、定义、翻译、参考文献-科学参考

单词	raw material purification
释义	raw material purification Encyclopedia 工学原料精制释 raw material purification原料精制根据烯烃原料所含杂质情况，有针对性地设置脱水、脱氧、脱不凝气、脱硫和脱砷等精制工序，脱除相应的杂质，以提高精制烯烃的质量，达到降低聚烯烃产品能耗的聚合物生产工艺。是烯烃（如乙烯、丙烯）聚合过程中的主要操作单元之一。
随便看	predetermined value predetermined variable predicate predicate-argument structure predicate calculus predicate calculus with identity predicate constant predicate data model predicate encryption predicate formula predicate letter predicate logic predicate logic of first order predicate logic of higher order predicate logic of second order predicate logic with equality predicate modification rule predicate of first level predicate of first order predicate of n arguments predicate of n variables predicate of second level predicate of second order predicate symbol predicate transformer

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