挑战习题
1/5单选题
难度:

1.在下列各种电器设备中,工作时与电磁波无关的是(  )
A 电冰箱
B 微波炉
C 移动电话
D 电视机
提示1:
55S15Yaw566x5YaF5pyJ5Y6L57yp5py677yM5YW25a6e6LSo5piv5LiA5Liq55S15Yqo5py6
正确答案:QQ==
QeOAgeeUteWGsOeuseWGheacieWOi+e8qeacuu+8jOWFtuWunui0qOaYr+S4gOS4queUteWKqOacuu+8jOS4jueUteejgeazouaXoOWFs++8jOivpemAiemhueespuWQiOmimOaEj++8m0LjgIHlvq7ms6LngonmmK/pgJrov4flvq7ms6LluKbliqjpo5/nianliIblrZDov5DliqjmnaXlrp7njrDliqDng63nmoTvvIzmlYXor6XpgInpobnkuI3nrKblkIjpopjmhI/vvJtD44CB5omL5py66YCa5L+h77yM5Y2z5piv6YCa6L+H55S156OB5rOi5p2l5a6e546w55qE77yM5pWF6K+l6YCJ6aG55LiN56ym5ZCI6aKY5oSP77ybROOAgeeUteinhuacuueahOS/oeWPt+eahOWPkeWwhOWSjOaOpeaUtumDveaYr+WIqeeUqOeUteejgeazouadpeWunueOsOeahO+8jOaVheivpemAiemhueS4jeespuWQiOmimOaEj++8m+aVhemAiUHvvI4=