这些净电荷并不分布在均匀导线或负载的内部，只分布在导体或负载的表面、两种导体的交界面处或不均匀导体的内部。
The net charges are not distributed inside the uniform conducting wire or load and they are only distributed on the surface of con- ductor or load, on the interface of…
新闻纸浆的可溶净电荷、表面阳电荷和CTR随淀粉用量的增加而增加，表面阴电荷随淀粉用量的增加而减小。
The dissolving electric charge, surficial positive charge and CTR increased and surficial negative charge decreased with increase of the starch dosage.
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