Supercritical fluid extraction (SFE) is a new promising chemical separation technology, one of its main application fields is for sample purification to extract and detect the aim analyte.
利用超临界萃取技术提取分析基体中痕量目的组分时，常需加入适宜的改性剂以提高萃取效率。
For the features of serious emulsion of oily grains in wastewater the combined technology of gravity separation and chemical coagulation precipitation has been adopted to dispose the oily wastewater.
针对废水中油粒乳化严重的特点，采用重力分离与化学混凝沉淀相结合的工艺，对燃机电厂含油废水进行了综合处理。
Infrared technology applied in on-line test for two kinds of liquid separation is a new try in chemical, medical and pesticide industries.
它是红外技术应用于化工、医药、农药等行业中的两液分离在线检测控制的一种新创举。
Porous manganese oxides have many important potential applications in rechargeable lithium battery, advanced separation technology, chemical sensing, catalysis and environmental protection.
多孔锰氧化物材料在可充锂电池、高级分离技术、化学传感、催化以及环保等领域有潜在的重要应用价值。
Separation technology of macroscopic absorption resin could change physical and chemical parameters of different combinatorial herbs of Chinese drug extracts.
大孔树脂分离技术可改变中药复方不同药物组合的物理化学参数。
Gas separation membranes are widely used in petroleum, natural gas, chemical, metallurgical and pharmaceutical industries as "green chemical product" in competition with traditional technology.
气体膜分离作为一种“绿色化学”在与传统技术竞争中，越来越广泛应用于石油、天然气、化工、冶炼、医药等领域。
The principle of membrane gas separation is described in this paper. And the present applications of membrane gas separation technology in natural gas chemical industries are also described briefly.
文章介绍了气体膜分离的基本原理，并简述了气体膜分离技术在天然气化工中的应用实例。
The extraction has been a widely used technology for separation and purification in various fields of chemical engineering, environmental, etc.
萃取是一项在化工、环保等领域广泛应用的分离提纯技术。
The possible methods are discussed in this paper for the coal gas recovery with chemical technology, such as low temperature separation, production of ammonia, and of methanol etc.
本文对钢铁厂副产煤气的化工利用途径进行了探讨，包括低温分离、合成氨、合成甲醇等。
The possible methods are discussed in this paper for the coal gas recovery with chemical technology, such as low temperature separation, production of ammonia, and of methanol etc.
本文对钢铁厂副产煤气的化工利用途径进行了探讨，包括低温分离、合成氨、合成甲醇等。
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