By directly measuring the exchange current density, the effect of surface copper coating of metal negative electrodes on electrocatalytic activity were investigated.
摘要通过测量表面覆铜的贮氢合金电极的交换电流密度，初步讨论了覆铜层对贮氢合金的电催化活性的影响。
The relationship of logarithm of exchange current density and rest capacity of electrodes is linear when the rest capacity is relatively low.
当氢化物电极中贮氢容量较小时，电极反应的交换电流密度与电极中贮氢容量存在对数值的线性关系。
The results show that the exchange electrical current density augment with the increase of platinum content of the compound electrode in a certain content range.
实验结果表明，在一定范围内，随着铂炭复合电极中铂含量的增加，其交换电流密度也随之增大。
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