1) chemical extraction
化学萃取法
1.
In order to gain higher magnetic performance and solve air pollution problems in extraction process of Fe-Cr fibers,cupreous body of Cu-13Fe-2Cr in situ composite materials were corrupted by using chemical extraction.
为解决Fe-Cr纤维提取过程中容易造成空气污染的问题,使得到的纤维具有较高的磁学性能,采用化学萃取法腐蚀掉Cu-13Fe-2Cr原位复合材料中的铜基体,制备了Fe-Cr金属纤维;通过调整硝酸与双氧水比例抑制NO2的产生;通过改变清洗方式使纤维具有较高的磁性。
2.
The real content of mineral in each cement clinker was measured with the method of chemical extraction, the mineral configuration of each clinker was analyzed by microscope petrographic analysis, and then the effect of composition and configuration of clinker on cement strength was studied.
采用化学萃取法检测了各熟料中的矿物实际含量,采用反光显微镜岩相分析法分析了各熟料的矿物形态,分析了熟料矿物组成及矿物形态对水泥强度的影响。
2) chemical extraction
化学萃取
1.
Objective To prepare the xenogeneic acellular nerve scaffold used a modified chemical extraction method.
目的用改良的化学萃取方法,制备去细胞异种神经支架。
2.
Our previous studies showed that chemical extraction could remove Schwann cells and myelinated sheath in the peripheral nerves of big mammalian animals, reduce the immonogenicity of nerve allografts, and therefore decrease the immune rejection after allotransplantation.
免疫学研究表明经化学萃取去细胞处理后的同种异体神经的抗原性明显降低，植入体内后神经周围浸润的CD3~+、CD4~+和CD8~+细胞数量明显少于对照的新鲜同种异体神经移植。
4) extraction chemistry
萃取化学[冶]
5) oxidation-extraction method
萃取氧化法
6) acidization-extraction method
酸化-萃取法
补充资料：萃取法
利用溶质在互不相溶的溶剂里溶解度的不同，用一种溶剂把溶质从另一溶剂所组成的溶液里提取出来的操作方法．例如，用四氯化碳从碘水中萃取碘，就是采用萃取的方法．
萃取分离物质时，使用分液漏斗．
萃取分离物质的操作步骤是：把用来萃取（提取）溶质的溶剂加入到盛有溶液的分液漏斗后，立即充分振荡，使溶质充分转溶到加入的溶剂中，然后静置分液漏斗．待液体分层后，再进行分液．如要获得溶质，可把溶剂蒸馏除去，就能得到纯净的溶质．
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