The experimental results showed that, before practical application, the initial capacity and comprehensive performance of stored battery can be obviously incr eased after some charge-discharge cycles.

结果表明：长期搁置后的蓄电池在使用前进行几次充放电循环，其有效容量和综合性能明显得到提高。

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The battery under development has demonstrated excellent performance in terms of energy and power density, efficiency, 500a charge and discharge current, internal resistance and maintenance work.

并表明，开发中的电池在能量和功率密度、效率、500a充电和放电电流、内部电阻和维护等各方面都有极好的性能。

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The polarization of electrode decreased and the heavy load discharge performance of battery were improved by using foamed nickel.

使用发泡镍可降低电极的极化，改善电池的大电流放电性能。

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