Electrons are negatively charged with electricity.
带负
。
Electrons are negatively charged with electricity.
带负。
Electrons are negatively charged with electricity,protons are positively charged.
是带负,质是带正。
In the wash solution, these positively charged cationics adsorb to the negatively charged surface of fabrics.
在溶液中，这些带正
吸附在表面带负织物上，起到润滑作用。
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