The function of the accelerative effect exerted by succinic acid and calcium ion on the separation of uranium isotope by UO22+-Mal-Na+ ion exchange displacement system was studied.

• 本文研究了丁二酸、Ca~+的加速效应在(O_2)_~(2+)-苹果酸-Na~+排代体系分离铀同位素中的作用。