Adding poly acrylic acid(PAA)in the preparation of ammonium diuranate (ADU)was investigated.

本作对在重铀酸铵(ADU)的沉中加入聚丙烯酸(PAA)的艺进行试验研究。

Settling column of fluidized bed and its applications in precipitation of high quality coarse diuranate are described.

介化床沉塔在沉优质粗粒重铀酸盐业生产中的用结果。