In order to research the amount of anionic nutrients and their washing characteristics in Quaternary red soil, a washing experiment was laid in laboratory condition.
在实验室条件下,将第四纪红壤进行淋洗试验,旨在研究第四纪红壤中阴离子态养分的含量及其淋失特征。
The concentration and profile distribution of six anionic nutrients of Quaternary red soil were discussed systematically in this paper.
本文对第四纪红壤及其发育的土壤中的６种必需阴离子态养分含量及其在土壤剖面中的分布进行了系统的讨论。
Velocity modulation spectroscopic technique for studying molecular ions, including its new development, optical heterodyne-magnetic rotation velocity modulation spectroscopic technique (OH-MR-VMS), and some new research results of its application, is described in this paper.
综述了测量分子离子吸收光谱的速度调制技术的产生背景和发展进程。
The enhanced ionization(EI) behavior of multiatomic molecular ions is studied in intense laser fields by the numerical solution of time\|dependent Schrodinger equation with the symmetrical splitting of the short\|time exponential propagator and fast fourier transformation(FFT).
通过利用短时指数传播子的对称分割和快速傅里叶变换 ,数值求解一维含时薛定谔方程 ,研究了一维多原子分子离子在超强脉冲强激光场中的增强电离 (EI)行为 ,给出了激光强度和频率对增强电离的影响 。
Some basic problems in the detection of molecular ions using velocity modulation spectroscopy are present in the paper.
介绍了速度调制光谱对分子离子测量过程中的一些基本问题,运用朗之万运动方程导出了离子在交流电场中的漂移速度表达式;在小调制度近似下,给出了速度调制谱线的解析表达式,表明谱线的基本线型为高斯线型的一次微分线型、强度与调制度成正比;还讨论了调制电场对谱线的影响。
Influence of laser field on interactions between swift molecular ions and solids;
激光场对快速分子离子与固体相互作用的影响
Wake effects on charge states and molecular-axis orientations of fast diatomic molecular ions in solids;
尾流效应对快速双原子分子离子在固体中电荷态及分子轴取向的影响
Studies on the Potential Energy Curves of Homonuclear Diatomic Molecular Ions;
同核双原子分子离子势能函数的研究
Rotationally-resolved Spectral Analysis of Oxygen Molecular Cation and Observation of Its Anion
高分辨氧分子离子光谱分析及氧分子负离子观测
Study on the Ion/Molecule Reactions of Low-Mass Compounds in the Ion Trap Mass Spectrometre
小分子化合物在离子阱质谱中的分子离子反应研究
Ionization of Atom and Molecule in Intense Laser Fields
原子（离子）分子在强激光场中的电离
Ar ion laser electron separation film
氩离子激光电子分色片
decationized Y sieve
脱阳离子Y型分子筛
ion mobility isotope separation
离子迁移同位素分离
magneto ionic isotope separator
磁化离子同位素分离器
plasma isotope separation method
等离子体同位素分离法
exchange chromatography
离子交换色层(分离)法
Dissociation is the breakdown of an ionic compound in water, resulting in the formation of free ions.
解离：离子化合物在水中分解成为游离的离子。
A molecule or ion that can combine with another by forming a covalent bond with two electrons of the other.
分子，离子可通过两个电子形成共价键而结合在一块的分子或离子
molecular laser isotope separation
分子激光同位素分离
ion plasma wave and ionic plasma oscillation
离子等离子体波和离子等离子体振荡
plasma oscillation analyzer
等离子体振荡分析仪
analysis with ion selective electrodes
离子选择电极分析法
ion-selective electrode analysis
离子选择电极分析（法）
exchangeable cation percentage
交换性阳离子百分率
