一种情况是正负离子平衡问题，或比率问题。
One thing is the balance or ratio between positive and negative ions.
没有已知的负离子的负面影响。
负离子是一种带负电荷的空气离子。
The anion is one kind of air ion with negative electric charge.
这些所谓负离子发生器有什么用呢?。
固定在固体中的正离子和负离子不导电。
Positive and negative ions fixed in a solid do not conduct a current.
本文介绍了一种新型的空气负离子发生器。
空气负离子浓度与空气环境质量密切相关。
Air negative charge ion concentration (ANCIC) has a close relationship with air quality.
通过增加空气中的负离子量改善空气质量。
It can improve air quality through increasing negative ions in air.
溶液中的正离子和负离子可以移动并且导电。
Positive and negative ions in a solution can move and conduct a current .
产生的负离子能调节空气湿度、净化、空气。
本文还对负离子轰击渗硫的机理进行了探讨。
The mechanism of negative-ion-sulfurizing was also discussed in this paper.
用实验方法研究了正、负离子背景对放电路径的影响。
The effects of the positive and negative ion background on the discharge path are studied.
空气在这段时间当中富含有益的负离子，因此非常新鲜。
At this time, the air is very fresh with lots of beneficial negative ions.
介绍了负离子的产生机理以及在纺织品方面的开发与应用。
This paper introduces the mechanism of anion production, and its development and application in textiles.
国际领先- - -清馨负离子双芯技术，双效抑菌、双重护理。
International leading technology — FRESH NEGATIVE ion double-chip, double health.
观音山森林公园一年四季空气清新，鸟语花香，负离子含量极高。
Kuanyin Mountain Forest Park all year round fresh air, fine spring high negative ion content.
观音山森林公园一年四季空气清新，鸟语花香，负离子含量极高。
Kuanyin Mountain Forest Park all year round fresh air, fine spring high negative ion content.
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