介绍了近年来采用4 BS作为正极生极板活性物质所制备的铅酸电池的性能，并评述了4bs延长铅酸电池循环寿命的原理。
The performance of lead-acid battery using 4bs as the precursor of the positive plates was introduced. The principle of 4bs improving the cycle life of lead-acid battery was also discussed.
实验结果证明：拉浆法制造的薄极板可以提高活性物质的利用率，改善了电池的大电流放电能力。
The results showed that the thin plates produced by slurry method could improve the utility of active material and the ability of high-rate discharge performance.
新型极板制造工艺，活性物质利用率高。
New process of plate production are applied to improve the utilization of active material.
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