图为静电除尘器除尘原理的示意图.尘埃在电场中�集尘极迁移并沉积以达到除尘目的.则尘埃 A.一定带正电荷b.可能带正电也可能带负电c.靠 Template




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tomski图为静电除尘器除尘原理的示意图.尘埃在电场中�集尘极迁移并沉积以达到除尘目的.则尘埃 a.一定带正电荷b.可能带正电也可能带负电c.靠 coloring