电流在一个方向上电解化合物，两种金属在相反电极上沉淀。
Applying a current in one direction splits the compound, and the two metals are deposited onto opposite electrodes.
最后他们把电极放在钠硝酸盐电极的溶液中进行沉淀。
Then they immerse this electrode in a potassium nitrate electrolyte solution.
采用超声波分离电极材料-酸浸-钴锂沉淀新工艺分离并回收了废旧锂离子电池中的有价金属。
A new process involving ultrasonic separation of electrode materials, acid dissolution, precipitation of cobalt and lithium has been applied to recover metals values from spent lithium-ion batteries.
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