re-extraction英'reɪɪkstr'ækʃn美'reɪɪkstr'ækʃnBNC²³⁶²¹³⁺¹ 基本例句 n.再萃取⁵⁰;反洗⁵⁰ The effects of equilibrium time, hydrazine carbonate concentration and loading U concentration in organic phase on re-extraction rate were investigated. 探讨了反萃平衡时间、碳酸肼和有机相中负载 U浓度对反萃率的影响。 cnki