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张忠华
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Patent
一种悬置自激转轮压电梁俘能器
一种转轮自激式圆形压电振子发电机
基于碟型传感器阀的压电泵
一种自测量压电泵
一种压电式振动发电机
一种压电纵振俘能器
一种基于伸缩式压电振子的横振发电机
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