... 负氧离子 negative oxygen ion 含氧离子 oxygen-bearing ion; oxygen-carrying ion 卤氧离子 oxyhalide ion ...
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negative oxygen ion generator 负氧离子发生器
negative oxygen ion concentration 负氧离子浓度
negative e oxygen ion generator 负氧离子发生器
The air negative oxygen ion concentration is the sign of fresh air or not.
空气中负氧离子浓度是空气清新与否的标志。
And to release a few negative oxygen ion, make human body skin cells remain fresh energy.
并能释放少量负氧离子，使人体皮肤细胞保持新鲜的活力。
According to the mensuration, air negative oxygen ion 14700 per cubic centimeter, chengdu, Beijing and 200-220 times.
经测定，空气中负氧离子每立方厘米14700个，是北京和成都的200 - 220倍。
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