“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	Tubegatan potash deposit，Uzbekistan tube hydroforming machine tube-in-tube structure tube inversion tubeless-siphon effect tubeless syphon tube model tube nucleus tube of flow tube of flux tube of force tube of magnetic lines of force tube of the vector field tube phenomenon tube photometer tube quenched and tempered heat treatment tuber tuberal nucleus tuberal part tuberal region tubercle tubercular corrosion tuberculin tuberculin reaction tuberculin skin test

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