The method of trace detection of benzene,toluene,ethylbenzene,and xylene(BTEX) was studied in ambient air using laser two-photon ionization.
利用激光双光子电离技术研究了在大气压力下探测痕量苯系物的方法。
The unimolecular neutral losses, unimolecular charge separations,collision induced decompositions (CID ) and electron capture induced decompositions(ECID) of [C_7H_5O]￣(2+·) doubly charged ions produced from benzyolamide in the ion source of mass spectrometer under 70 eV electron impact were studied in the present work.
本文研究了由苯甲酰氨产生的［Ｃ_７Ｈ_５Ｏ］~（２＋·）双电荷离子的单分子解离反应及碰撞诱导解离（ＣＩＤ）和电子捕获诱导解离（ＥＣＩＤ）反应，讨论了离子的结构及电荷分离过渡态的结构，该离子主要以保持苯环或苯环上Ｈ迁移到侧链的结构存在。
Forces for Charged Ions near Wall of Micro-channel under Electro-kinetics Effects
动电学效应下微流动近壁面带电离子受力分析
zeta - potential Z
电位;Z电势(胶体溶液中带电离子的双电层产生的电)
Ion is electrically charged particle formed by losing or gaining electrons.
离子是获得或失去电子后带电的微粒。
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
charged particles energy loss by ionization
带电粒子的电离能量损失
The ionic theory assumes that in solutions of electrolytes the molecules are dissociated into charged particles called ions.
离子理论认为,在电解质溶液中,分子离解成被称为离子的带电微粒.
a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus.
带正电的氢离子，即常态的氢原子核。
A molecule carrying both a positive and a negative charge.
两性离子带有正负电荷的分子
Amino acids are positively charged (cationic) at low pH and negatively charged (anionic)at high pH.
氨基酸在低ph值下带正电荷(阳离子),在高ph值下带负电荷(阴离子)。
As a result they become negatively charged.
两者结合后会成为带负电荷的离子。
Electric current: Movement of electric charge carriers.
电流:带电亚原子粒子、离子或空穴等荷电粒子的运动。
An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.
阳离子带有正电荷的一个或一群离子，特点为在电解中向阴极运动
cation:an ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.
阳离子:带有正电荷的一个或一群离子,特点为在电解中向阴极运动。
Ion： Atom or group of atoms with one or more positive or negative electric charges.
离子:带有一个或多个正电荷(阳离子)或负电荷(阴离子)的原子或原子团。
Design of a Linear Li-ion Battery Charger with Dynamic Compensation;
带动态补偿的线性锂离子电池充电器的设计
A charged particle moving through a gas or a solid produces ion pairs.
带电粒子通过气体或固体就产生离子对。
The Analysis of the Characteristics on the Electron Transmittance and Ion Stopping for Ion Barrier Film of MCP;
离子壁垒膜对带电粒子的阻止和透过性能研究
Simulation of Cherenkov Radiation in Magnetized Plasma by a Charged Particle
带电粒子在磁化等离子体中辐射模拟研究