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【多选题】
关于有介质存在的高斯定理，下列说法正确的是A.
电位移矢量通量仅与高斯面内包围的自由电荷有关
B.
电场强度通量与高斯面内包围的自由电荷和极化电荷有关
C.
空间每一点的电场强度是由空间所有的电荷决定的
D.
高斯面上某一点的电场强度仅由高斯面内的极化电荷和自由电荷决定
E.
高斯面上某一点的电场强度仅由高斯面内的自由电荷决定
F.
高斯面上某一点的电位移矢量仅由高斯面内的极化电荷和自由电荷决定
G.
高斯面上某一点的电位移矢量仅由高斯面内的自由电荷决定
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A.
True.
B.
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【单选题】Which of the following is INCORRECT?
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B.
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C.
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D.
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D.
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【简答题】以D为徵的角调式音阶中,宫音是:
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