He has a bicycle with lights powered by a dynamo.
他自行车上
灯由发电机提供能源。
复数形式）He has a bicycle with lights powered by a dynamo.
他自行车上灯由发电机提供能源。
Evolving process of hub dynamo which used in bicycle is presented. The performance of magnetite viz. ferrimagnetism or NdFeB is analyzed. The prospect of marketing is viewed.
摘要介绍了自行车上
花鼓式发电机演变
程，分析了所磁石，即
或钕硼性能优劣，并进行了市场前景展望。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经
人工审核，其表达内容亦不代表本软件
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