chemical refining meaning in English
化学精炼
化学精制
Examples
- Steel and iron manufacturers also extensively use oxygen or oxygen - enriched air to affect chemical refining and heating associated with carbon removal and other oxidation reactions
钢铁制造商还广泛使用氧或富氧空气来影响同除碳和其它氧化反应相联系的化学精炼和加热。 - There are three kinds of loss in both physical arid chemical refining of rice bran oil , namely , inevitable loss , physical and chemical loss
摘要分析了米糠油物理精炼和化学精炼的脱酸损耗成因，指出无论是物理精炼还是化学精炼都是由必然损耗、物理损耗和化学损耗3种损耗构成的。 - And widely used characatarzing in high - technology and more additional value pvp is a type of chemical refine productson the international initiative pvp is one of the important chemical and medical intermediatesthe technology of pvp manufacturing of the seventh national five - year plan which substituted the imports and filled the internal scientific gap
聚乙烯吡咯烷酮pvp是性能优异用途广泛的水溶性高分子化合物，属高科技含量高附加值精细化工产品，是国际倡导重要的化工中间体和医药中间体。