1.
Business and Products: Wholesale of cosmetology instruments; Producing and selling“ Zhongfa” trademark pocket-size cosmetology instrumente and dual-anion air freshener.
公司业务、品名称：美容仪器批发、产加工销售中发牌袖珍美容仪和双负离子空气净化器。
2.
Applying equally to both positive and negative ions.
双极性的等同地适用于正负离子的
3.
Linear dispersion relation for longitudinal modes of two temperature electron-positron plasma in relativistic regime
相对论正负电子对双温等离子体中纵波线性色散关系
4.
ultrasonic negative-ion generator
超声波负离子发生器
5.
technology of manufacturing anion generator
负离子发生器制造技术
6.
The anions produced are carbanions.
由此而产生的负离子，人们称之为碳负离子。
7.
Studies on Negative Ion of Air and Materials and Its Application;
空气负离子及负离子材料的评价与应用研究
8.
negative ion yield
负离子产额 -二次离子质谱术
9.
Positive ions drift downward, negative ions drift upward.
正离子向下漂移，负离子向上漂移。
10.
bipolar ion implantation
双极型掐用离子注入
11.
dual-flame ionization detector
双火焰离子化检测器
12.
simultaneous collection of twoion beams
双离子束的同时接收
13.
nal dual ion beam processing machine
多功能双离子束加工机
14.
The positive and negative ions become separated or dissociated.
正负离子彼此分开或解离。
15.
Immobilized Ionic Liquid for the Acid Gas Separation;
负载化离子液体用于酸性气体的分离
16.
Theoretical Studies on Dielectronic Recombination of Highly-stripped Ions for Gold Plasma;
金等离子体高离化离子双电子复合的理论研究
17.
duoplasmatron-type ion engine
双等离子管式离子发动机
18.
A negatively charged ion, especially the ion that migrates to an anode in electrolysis.
阴离子带负电荷的离子，尤指在电解过程中游离到阳极的阴离子