In this paper,by inference,the correct resonance structures for each substitution can be come up,by an example of eclectrophilic substitution to R-Substituted bemzene and more stable reaction intermediate can be discerned and drawn from what it was applied the principles of carbon ionic stability.
本文以烷基苯亲电取代为例,采用推理方法,导出正确的每一个取代的共振结构式,并应用碳正离子稳定性原理,辨别给出较稳定的反应中间体。
This dissertation concentrates on photoionizaiton of Mnl and Mnll including resonance structure in the framework of many-body perturbation theory(MBPT).
本文使用多体微扰理论对锰原子及其离子光电离过程中光电离截面和共振结构进行了全面的理论研究和计算。
The spectrum of this system is scanned using the tunable diode laser with the resolution of 1 pm,and the discrete structural resonance in t.
1μm的石英玻璃微球进行耦合,通过最大分辨力为1pm的可调谐半导体激光器对该耦合系统进行光谱扫描,发现石英玻璃微球的吸收光谱中出现分立的结构共振峰。
The Raman spectra of TiBa glass plate and TiBa glass microsphere were measured and the structural resonance in Raman spectrum of glass microsphere was found.
分别测量了 Ti Ba玻璃微球和 Ti Ba平板玻璃的拉曼光谱 ,发现 Ti Ba玻璃微球的拉曼光谱上有明显的结构共振 。
The LP rotor vibration of the D29 turbine unit was analyzed in this article,and point out LP cylinder was in structure resonance region around working speed,for this fault the measure was given.
对东方汽轮机厂生产的D29型机组低压转子的振动特性进行了分析,指出低压缸缸体在工作转速附近存在结构共振,并针对这个问题提出了现场的处理措施。
Charge-separated resonance structures do not contribute very much to the resonance hybrid of butadiene.
电荷分离的共振结构对丁二烯没有很大的贡献。
Application of NMR and MS to Structural Analysis of Saccharide
糖类结构的核磁共振波谱及质谱分析
The Resonant Propagation of the Bounded Light Beam in the Planar Microstructure;
有限光束在平面微结构中的共振传输
Solution Structure Determination of Zinc Finger 9 in NRSF/REST by NMR
NRSF/REST蛋白结构域锌指9核磁共振溶液结构确定
Design on the Material Structure of RTD:Lecture of RTD(5)
共振隧穿二极管的材料结构设计——共振隧穿器件讲座(5)
Fractal Framework of Public Organization and the Social Structural Undulation Rooting in Alternation of Policy;
公共组织的分形结构与公共政策变动的结构性社会振荡
Structural Determination of Yeast Mannan and its NMR Spectral Analysis
酵母甘露聚糖的结构确定与核磁共振谱的解析
Research on Wave Dynamics and Resonance Phenomena in Microstructures;
微结构中波的动力学及共振现象的研究
Structural Damage Detection Based on the Anti-Resonant Frequency and Piezoelectric Impedance;
基于反共振频率和压电阻抗的结构损伤检测
Structure and Properties of Vibration Injection Molded Polyolefin Blends;
振动注射成型聚烯烃共混物的结构与性能
Coalbody Structure and Transfusion Characteristic Nuclear Magnetic Resonance Imagery Experimental Study;
煤体结构及渗流特性的核磁共振成像实验研究
Research on Formants Structure in Speech Reconstruction from Chinese Whispers;
汉语耳语音转换为正常语音的共振峰结构研究
Structural genomics and protein nuclear magnetic resonance spectra;
结构基因组学与蛋白质核磁共振(NMR)光谱
Resonance Parameters Evaluation of Major Nuclides ~(60)Ni for Structural Materials;
结构材料重点核素~(60)Ni的共振参数评价
Quantitative Analysis of the Chemical and Physical Structures Using Solid-State NMR
固体核磁共振对化学与物理结构的定量表征
Investigation of Giant Magneto-impedance Effect in CoP/Insulator/BeCu Microwire Resonator
CoP/Insulator/BeCu混联共振型复合结构丝的巨磁阻抗效应
Mechanical Structure Design under Medical MRI System with Strong Magnetic Field
磁共振医疗系统强磁场环境下的机械结构设计
Theoretical Investigation of the EPR Spectra and Local Structure of Cu~(2+)-Doped PTO Crystal
掺铜PTO晶体顺磁共振谱及局域结构的理论研究