使用中空纤维膜研究其多级萃取分离应用效果。
The application effect of multi-step extractive separation was researched by hollow fiber membrane.
对醋酸乙酯多级逆流萃取绿茶茶多酚(TP)的工艺过程进行了理论分析。
In this paper, a technology of multistage countercurrent extracting tea polyphenols (TP) from green tea with ethyl acetate as extractant was theoretically analyzed.
为了从反应堆废燃料中回收铀和钚，研制了E92型多级离心萃取机。
The E92 Model multistage centrifugal contactor has been developed for the recovery of uranium and plutonium from spent nuclear reactor fuel.
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