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electret 英音 [ ɪˈlektrət ] 美音 [ ɪˈlektrɪt ] 释义 n. 驻极体;电介体 例句 1·Surface charge density of apoptotic cell was reduced by electret . 负极性驻极体能减少凋亡细胞的表面电荷量。 2·This paper also discussed the effect of electret on filter properties. 文章还讨论了驻极电介质对空气过滤性能的影响。 3·Finally the performance of the electret microphone tester is described. 最后简要介绍了该驻极体传声器测试仪所达到的性能指标。 短语 1·electret microphone 驻极体麦克风
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