单词：primary battery
[医] 原电池组
primary battery的用法和样例：
例句
- Primary batteries have higher density and a lower self-discharge rate.一次电池有较高的容量和较低的自放电率。
- Recent studies on anode materials for lithium ion secondary battery are reviewed.综述了最近几年来锂离子二次电池负极材料的研究。
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