...纤维；充放电比容量；循环性能 [gap=1310]keywords：materials experiment; carbon microcoils; charge and discharge capacity; cycling performance ...
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结果表明，新材料的比容量和大电流充放电性能均优于碳材料。
The results show that the new material possesses higher specific capacitance and performs much better than activated carbon under high current densities.
经过2000次的充放电循环后，比容量基本没有衰减。
After 2000 times charging and discharging circulation, the specific capacitance basic has not weakened.
经装配成电池测定电化学性能，其充放电平台增长，比容量加大，循环性能更优越。
The supersonic treated powders have a long charge-recharge platform, higher capacity and static cycle life according to the electrochemical performance test.
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