1) Extract
[英][iks'trækt] [美][ɪk'strækt]
萃取物、精华
4) extract,extraction
萃取，萃取物
5) extraction distillation
萃取精馏
1.
A kind of optimal extraction agent is determined for extraction distillation of propane-propene process,based on the simulation results by the ASPEN PLUS software.
借助ASPEN PLUS软件,对丙烷?丙烯体系萃取精馏过程所用的溶剂进行了筛选,得到一种最佳的萃取剂。
2.
The emphasis of the review is put on the practical,environmental,economical and new technologies such as extraction distillation plus adsorption,extraction distillation plus reactive distillation and extracti.
结合作者的研究工作,概述了噻吩及其衍生物的应用前景,着重综述了实用性强、环保、经济可行的萃取精馏+吸附;萃取精馏+反应精馏;萃取精馏+离子液体络合萃取等新型组合工艺,对合理利用噻吩资源,减少焦化苯精制中的环境污染等具有十分重要的意义。
3.
method of separation for ethanol and water was simply discussed,Technology of extraction dis-tillation separation for ethanol and water was designed,separation results of which were modelled bycomputer,and extraction distillation experiment with ethylene glycol was researched.
简要介绍了乙醇和水分离的方法，设计了蒸馏和萃取精馏相结合分离乙醇和水的工艺，并模拟该工艺的分离结果，以乙二醇为萃取剂进行了萃取精馏试验，结果表明以乙二醇为溶剂萃取分离乙醇和水，分离后乙醇的质量含量可提高到９９。
6) extractive distillation
萃取精馏
1.
Mechanism of NMA as entrainer in separating acetic acid from water with extractive distillation;
N-甲基乙酰胺用于萃取精馏乙酸脱水过程机理
2.
Simulation method of batch extractive distillation;
间歇萃取精馏过程模拟计算
3.
Preparation of anhydrous tert-butanol by extractive distillation with alkali;
加碱萃取精馏制取无水叔丁醇
补充资料：精华
精华
精华 指五脏之气中最精粹部分。《灵枢·疏五过论》：“愚医治之，不知补泻，不知病情，精华日脱，邪气乃并。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条