A plastic membrane serves as selective diffusion barrier.
一层塑料薄膜起着选择性渗透屏障的作用。
Therefore, the selective diffusion is brought about successfully.
因此，成功地实现了选择性扩散。
It is described that the innovatory technology of selective diffusion and study on surface passivation in theory for crystalline silicon solar cell.
本文的主要内容是介绍晶体硅太阳电池选择性扩散新工艺和表面钝化的理论研究。
Based on experiments, the diffusion mechanism and influential factor of selective uranium separation and acids recovery with ion exchange diffusion dialysis membranes are introduced.
通过初步试验，探讨了用离子交换扩散渗析膜有选择性地回收酸分离铀的机理及影响因素。
The results showed that the aromatics selective permeability of composite membrane was affected by both solubility selectivity and diffusion selectivity.
结果表明，复合膜的芳烃选择性是溶解选择性和扩散选择性共同作用的结果。
Conclusion the amount of total fluoride in the calcium containing toothpaste can be detected simply and accurately measured by acid diffusion and fluoride selective electrode.
结论采用冷酸解离-氟离子电极法测定单氟磷酸钠与钙类摩擦剂配伍的含氟牙膏中的总氟含量，具有准确可靠、简便易行的优点。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
应用推荐