negative ion

The HPLC was subjected to gradient elution and negative ion mode was adopted in mass spectrum.

高效液相色谱用梯度洗脱,质谱用负离子模式.

When we generate precipitation by static electricity we can bring about a stable negative ion supply.

当我们由静电时引起降雨雪我们可以达到稳定的消极离子供应.

The negative ion air cleaner is designed by the principle negative corona discharge.

利用负电晕放电原理设计负离子空气净化器.

We will present here a simple negative-ion scheme.

我们将在此介绍一下简单的负离子的体系.

Let's purify air with a negative ion generator.

我们用负离子发生器净化一下空气吧.

Therefore, negative ion manufacturing technology aims at contributing to the elimination of particles in the air.

所以, 消极离子制造技术在天空中瞄准造成微粒的排除.

Companies specializing in the production of various kinds of metal film capacitors, negative ion generator.

公司专业生产各类金属化薄膜电容器, 负离子发生器.

Negative ion concentration changes evidently with the variation of humidity, temperature and ground radiation intensity.

本文研究了随湿度 、 温度、地面辐射强度等因素的变化规律.