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【单选题】
下列关于磁场的表述不正确的是（ ）A.
磁场既有方向又有强弱，通过磁感线来表示
B.
磁感线是用来描述磁场的一些假想曲线，磁感线可能会相交
C.
地磁北极在地理南极附近，因此水平静止的指南针的南极指向地理南极
D.
磁体的周围存在着看不见、摸不着，却真实存在的磁场
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