Ions

It contains functional groups which can exchange with ions from solution.

它含有能与溶液中离子发生交换作用的官能团.

Ion trajectories in QMF are computed, displayed and drawn using an IBM-PC. Various factors affecting trajectories of ions are discussed and some new results are obtained.

本文利用IBM&PC微型计算机，计算、显示并绘制出四极滤质器中的离子轨迹，讨论了影响离子运动轨迹的各种因素，得到一些新的结果。

At the same time the release of negative ions and far infrared, to maintain oral health.

提升牙周抗菌能力，给牙周更周全的护理。同时释放负离子和远红外线，维护口腔健康。

Upconversion emissions in rare-earth-ion-doped oxide nanocrystal were increased by two orders of magnitude via introducing monovalent Li+ ions in the host lattice.

通过在稀土上转换纳米材料中，进一步引入Li+离子掺杂，获得了二个数量级增强的上转换发光。

The UCLA researchers were able to identify for the first time how the gating ring is activated and how it rearranges itself to open the gateway that the ions flow through.

加州大学洛杉矶分校研究人员首次证明控制环如何被激活，以及如何重新调整自己以便打开让钾离子穿过细胞膜的通道。

Compared to conventional detection methods for the quantitative analysis of meal ions, such as atomic absorption spectroscopy, inductively coupled plasma mass spectroscopy ( ICPMS), the fluorescence detection method is more convenient and does not require complicated, multistep sample preparation or sophisticated instrument.

与传统金属离子检测方法，如原子吸收光谱，电感耦合等离子体质谱等方法相比，荧光检测方法操作简单且检测限低，不需要进行复杂的多级样本制备，而且设备仪器简单。

Electrochemical micromachining ( EMM) is a nontraditional machining method to remove material through metal ions, which has some advantages as higher processing accuracy, no wear of tool, no residual stress and deformation and no relation to the hardness of materials.

微细电解加工是一种以离子方式去除材料的特种加工方式，具有加工精度高、工具无损耗、无残余应力变形存在以及与零件硬度无关等显著优点。

The aziridinium ions must all be opened by a concerted process.

亚胺基杂环丙烷季铵盐的阳离子,一定是按协同反应的方式开环的.

For the pollution ions were existed on the specimens when they emerged from seawater, the dealloying corrosion of double phase brass exposed to mean tide zone was also accelerated.

由于这种污染元素的作用在试样露出水面时依然存在，致使潮差暴露也出现类似情况。

The Reactions of β-fluoroalkyl Vinyl Iodides with Aryl Thiolate Ions

β-氟烷基烯基碘与硫酚负离子的反应

The different isozymes bind calcium ions with different affinities.

不同的同功酶以不同的亲和力与钙离子相结合.

In the mass spectrograph the ions are focused onto a photographic plate.

在质谱仪中,离子聚焦在感光板上.

The crystal& field strength of ion-host interaction are strongly influenced by the host composition and crystal structure, such as oxide or fluoride, the radius of substitute ion, and exist of other ions.

晶场强度受基质成分和结构的强烈影响，如氟化物与氧化物差别大；

Formation constants of complex ions also are of widely varying accuracy.

一些络离子生成常数的准确度差别也很大.

A true electrolyte consists of ions in the pure state.

真正的电解质在纯态下由离子组成.

The Distributional Characteristics of Ions in the Bulk Precipitation and the Forested Throughfall in Shaoshan, Hunan Province

湖南韶山大气降水及森林降水离子分布特征

A linear time-of-flight ( TOF) mass spectrometer was coupled to the laser system and used to detect the ions produced.

激光与分子作用后产生的离子由一台直线式飞行时间质谱仪检测。

The electric fields of these ions are more easily distorted.

这些离子的电场较容易畸变.

The peak profiles of ions from ionization of CH_3I clusters in the nanosecond laser field were simulated using a peak shape simulation program of time-of-flight mass spectrometer ( TOF-MS).

运用飞行时间质谱的峰形模拟程序，对纳秒强光场下CH3I团簇电离过程中得到的离子峰进行模拟。

The formation of polyhalide depends on the combination of central halide ions.

多卤化物的形成取决于中心卤化物离子的结合.

Ions of different isotopes converge at different points on the photographic plate.

在照相底板上不同的同位素的离子会聚于不同点.

Only a fraction of the A ions are in tetrahedral sites.

只有一部分A离子处在四面体的位置上.

In some way, positive and negative ions are developed in a thunderstorm.

在雷雨中, 正离子和负离子以某种方式形成.

Several important factors are discussed, such as buffer systems, terminating ions, column effective length and injection time of sample and terminating solution.

详细讨论了影响富集的缓冲体系、尾随离子种类、毛细管有效长度、进样时间和等速电泳时间等重要因素。

Atomic hydrogen was formed as a breakup product of the ions.

作为这两种离子分裂的产物,形成了原子状态的氢.

Under the given redox potential, the current response of polyaniline film electrode for detection of nitrate ions varies with time and change of concentration and the stability of detection by electrode are studied.

文章讨论了在给定氧化还原电位下，聚苯胺膜电极对硝酸根离子的响应电流随时间、浓度的变化，以及电极检测的稳定性。

They use it to split water into hydrogen ions, electrons and oxygen.

在光合作用中，植物将水分解为氢离子、电子和氧。

It is mainly through scavenging free radicals, chelating metal ions, recycled from other anti-oxidants play its antioxidant activity.

它主要通过清除自由基，螯合金属离子，再生其他抗氧化剂而来发挥其抗氧化作用。

This type of ions must all be opened by a concerted process.

所有该类离子都一定得按有关程序开环.

Carbonation is the combination of carbonate or bicarbonate ions with minerals.

碳酸作用是碳酸根离子或重碳酸根离子与矿物的化合作用.