结果表明：铅粉粒径对极板的孔隙度、成品电池的初始容量、充电接受性和循环寿命有较大影响。
It was shown that the particle size distribution of lead powder played an important role in plate porosity, initial capacity and cycle life of the battery.
用显微镜对样品的孔隙结构进行了观察，并对样品的力学性能与胶粉粒径的变化规律进行了研究。
The cell structure of the samples was observed and the changing regularity of mechanical properties with the rubber powder diameter was studied.
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