Positive ions drift downward, negative ions drift upward.
正离子向下漂移，负离子向上漂移。
There are no known negative side effects of negative ions .
没有已知的负离子的负面影响。
In solution, this detergent creates negative ions, which cut grease.
在溶液中，这种清洁剂会释放出能够分割脂肪的负离子。
One thing is the balance or ratio between positive and negative ions.
一种情况是正负离子平衡问题，或比率问题。
It can improve air quality through increasing negative ions in air.
通过增加空气中的负离子量改善空气质量。
Positive and negative ions fixed in a solid do not conduct a current.
固定在固体中的正离子和负离子不导电。
Positive and negative ions in a solution can move and conduct a current .
溶液中的正离子和负离子可以移动并且导电。
At this time, the air is very fresh with lots of beneficial negative ions.
空气在这段时间当中富含有益的负离子，因此非常新鲜。
This paper introduces a new air negative ions producer with liquid electrodes.
本文介绍一种新型液体电极式空气负离子发生器。
A great number of studies have demonstrated that negative ions are good for health.
相当多的国外研究已经证实负子对人体的好处。
Negatively charged oxygen combines with fine water particles to become negative ions.
负离子是带电的氧和空气中的水分子结合在一起产生的。
And they're immersed in an electrolyte made of positive and negative ions dissolved in a solvent.
他们被浸没在正负离子溶于溶剂的电解液中。
That means that about 56% of the ions in the air are positive, and that about 44% are negative ions.
空气中正离子约占56%，负离子约占44%。
Emission of NEGATIVE IONS reduces static electricity and stress on the hair, and this means healthier hair.
负离子的排放减少静电产生，减少对头发的压力，使头发更加健康。
However, it was less stable to negative ions, reluctant, vitamin C, sodium benzoate, potassium sorbate, etc.
但在含氧酸根阴离子、 还原剂、维生素C、苯甲酸钠、山梨酸钾等添加剂中稳定性较差。
The trajectories of the negative ions in the negative ion atom probe have been calculated for hyperboloidal tip shape.
本文基于双曲面形样品针尖，计算了负离子原子探针中负离子的飞行轨迹。
There's even an ion Boost feature that fills the air with negative ions to help lighten your mood and inspire mental clarity.
专业离子加速功能，让室内充满负离子空气，以帮助舒缓情绪，激发精神。
When it is used for sterilization, it takes same operation step as the fourth step; two needles will produce ozone and negative ions.
用于杀菌灭毒，与第四步打火操作步骤同，两针将产生臭氧和负离子。
According to a simulated negative ion TOF-MS chief causations of negative ions energy loss is displayed, and some solution is given out.
解释了负离子飞行时间质谱产生能量亏损的主要原因，并给出了相应的解决方法。
The formation of negative ions from these elements is difficult dut to electron affinity of these negative ions is near to or less than zero.
这些负离子对应元素的电子亲合势大部分接近或小于零，负离子难以形成。
In the paper, Ultrafine negative ions powder was prepared by appropriate surface treatment according to the surface properties of negative ions powder.
根据负离子粉末的特点，对其进行合适的表面改性，将经过改性后的粉末与聚丙烯切片进行共混。
When employing such beams, the addition of electrons or negative ions for neutralizing the effects of space charge is often crucial for achieving success.
当使用这样的射束时，添加用于中和空间电荷的影响的电子或负离子对于获得成功往往是有决定性意义的。
Under the conditions of uninterrupted irrigation D_2O and KCL as the tracers traced the kinesis of D_2O, positive and negative ions in the edaphic column.
用同位素d_2o和KCL作示踪物，在间断灌水的条件下，追踪了D_2O和阴、阳离子在土柱中移动的动态。
A single alpha particle generates a track of from 30,000 to 70,000 positive and negative ions per cm, which may be polarized and moved about by ambient electric fields.
一个单个的阿尔法粒子能够产生每厘米30000到70000个正、负离子的踪迹，这些粒子可能受到周围电场的作用而极化或运动。
A single alpha particle generates a track of from 30,000 to 70,000 positive and negative ions per cm, which may be polarized and moved about by ambient electric fields.
一个单个的阿尔法粒子能够产生每厘米30000到70000个正、负离子的踪迹，这些粒子可能受到周围电场的作用而极化或运动。
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