The results shown that the relative small charge current is favorable to improve electrode properties including capacity, circle life and discharge stability.
结果表明：小电流活化有利于提高电池的容量、循环寿命和放电性能的稳定性。
With the increase of the charge-discharge voltage, electrochemical stability was reduced and irreversible capacity loss occurred during the first cycle.
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。
The material have higher charge-discharge efficiency and good stability.
材料的充放电效率较高，稳定性较好。
Capacitive performance of various supercapacitors is tested by galvanostatic charge and discharge. And capacitive decay rate, cyclical stability and cycle life are also investigated.
通过恒流充放电法测试不同电容器的电容性能，并考察了超级电容器的电容衰减率、循环稳定性和循环寿命。
Capacitive performance of various supercapacitors is tested by galvanostatic charge and discharge. And capacitive decay rate, cyclical stability and cycle life are also investigated.
通过恒流充放电法测试不同电容器的电容性能，并考察了超级电容器的电容衰减率、循环稳定性和循环寿命。
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