多少个电子的电荷量等于-32.0μC(电子电荷量e=1.6×10负十九次方C)?
多少个电子的电荷量等于-32.0μC(电子电荷量e=1.6×10负十九次方C)?
物理人气:983 ℃时间:2019-12-13 16:51:39
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