下列关于科学家与他们的重大发现的说法中正确的是                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           

A.奥斯特B.欧姆C.法拉第D.沈括
发现电流的磁效应      发现安培定则          发现磁偏角          发现电磁感应

下列关于科学家与他们的重大发现的说法中正确的是                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           

A.奥斯特           B.欧姆             C.法拉第           D.沈括

发现电流的磁效应      发现安培定则          发现磁偏角          发现电磁感应

 

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