By analyzing the volumemass-transfer coefficient, the optimal operating flow-ratio and packed density were obtained.
通过考察体积传质系数，确定了纤维液膜萃取分离器的最佳填充密度和最佳流量比。
2
Using on-line monitoring technology, effect of the nozzle diameters on, liquid volumemass transfer coefficient, and its axial distribution were studied.
运用动态监测技术，测定了喷嘴孔径对鼓泡床质量传递的影响以及鼓泡床体积传质系数随床高的分布。
3
Because these galaxies' mass is spread out over larger areas, they have far fewer stars per unit volume than do conventional galaxies.