The electro-reverseextraction of the oil phase of different extraction section was carried out by a packed bed electrodialysis, so that various metal ions are ret.
电反萃技术是把离子交换、萃取、膜分离过程结合在一起的一种新的分离方法。
2
Symmetry plane extraction is very important to the geometric model reconstruction of an object in reverse engineering.
在反求工程中，对称面提取对于点云的几何模型重建具有重要意义。
3
The extraction of amino acids by ion-exchange, liquid membrane and reverse micelle and their applications in the separation of hair-hydrolyzed amino acids are summarized.