随着充放电电压的升高，首次不可逆放电容量增大，循环稳定性减弱。
With the increase of the charge-discharge voltage, electrochemical stability was reduced and irreversible capacity loss occurred during the first cycle.
实验结果表明，使用这种电极可使电池的可逆性明显改善，提高其循环寿命和充放电容量。
The experimental results showed this electrode can improve reversibility of the battery and increase its charge discharge capacity, cycle life.
结果表明，镀镍能明显提高低钴贮氢合金的放电容量、1c高倍率放电性能及循环稳定性，对活化性能亦有改善。
The results showed that the electroless nickel plating could increase the discharge capacity, 1c discharge properties and cycle stability obviously, and could also improve the activation.
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