简述了国内外铜萃取剂的类型，对不同类型萃取剂的性能、结构及使用进行了综述。
Types of copper extractants at home and abroad are introduced in this paper. Then the performance, structure and use for different copper extractant are also summarized.
讨论了不同类型反胶团体系的萃取机理。
The extraction mechanisms with different types of reverse micelles system were discussed.
捐赠的细胞来自于患者的兄弟姐妹，研究者从其中萃取极为特殊的CD 34血干细胞并移植到患者身上，该干细胞可以长成所有类型的血细胞。
The donated cells came from siblings, and the researchers extracted and transplanted very specific CD34 blood stem cells, which grow into all blood types.
在本论文中，系统地研究了影响萃取率的参数，主要参数包括：惰性气体流速、萃取时间、萃取溶剂类型、样品加热温度和萃取溶剂温度等等。
In this paper, the effecting parameters on the extraction efficiency such as gas flow rate, extraction time, extracting solvent type, temperature of sample and extracting solvent were investigated.
对各种萃取设备进行了简要比较，进而对萃取设备的类型选择提出了建议。
Various extraction equipment is compared. Some Suggestions on selection of types of extraction equipment are offered.
并对各种类型的萃取剂萃取钯的优缺点做了评述，指出了溶剂萃取法回收钯的发展前景。
Advantages and disadvantages of several sorts of extractions were introduced. The development to palladium recovery with solvent extraction in the future was analyzed.
并对各种类型的萃取剂萃取钯的优缺点做了评述，指出了溶剂萃取法回收钯的发展前景。
Advantages and disadvantages of several sorts of extractions were introduced. The development to palladium recovery with solvent extraction in the future was analyzed.
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