Research on higher-order resonance characteristics of duct-water coupled components in rectangular aqueduct bridge 矩型渡槽槽-水耦合体高阶共振特性研究
Nuclear magnetic resonance relaxation characteristics of crude oil change with temperature varying at different formation depth. 随埋藏深度的不同,地下原油温度有很大的变化,造成其核磁共振弛豫特性差别较大。
Resonance characteristics of sub-wavelength gratings in the visible region are studied. 研究亚波长光栅的可见光共振特性。
1/ 2 subharmonic resonance characteristics of nonlinear material column under axial excitation 非线性材料柱在轴向激励下的1/2亚谐共振特性
The non-single resonance characteristics appear by forming proper impedance matching layers on the radiative surface of longitudinal mode piezoelectric transducer. 在复合棒纵向换能器的辐射端加上适当材料的阻抗匹配层,可以使其工作在非单谐振状态下。
Main resonance characteristics of a rotating system with nonlinear stiffness was studied. 研究具有非线性刚度转子系统的主共振特性。
Theoretic Investigation of Ion Source of R-F Electrodeless-Loop Gas Discharge& ⅲ. Resonance characteristics in magnetic field 高频无极环形气体放电离子源理论的研究&Ⅲ、外磁场中的共振特性
From Langevin Equation, the stochastic resonance characteristics of bistable system were investigated, including the probability density function and other character numbers. 通过朗之万(Langevin)方程,本文详细研究了双稳态系统的随机共振特性,得出系统稳态输出的概率密度分布函数及其数字特征。
Resonance Characteristics of Printed Loop Antennas 印刷环天线的谐振特性
Resonance characteristics of high-temperature superconducting microstrip antennas 高温超导微带天线的谐振特性研究
The absorbing structure made of an aluminum fiberboard and a cavity on its back has clear resonance absorption characteristics. 铝纤维板与背后空腔组成的吸声结构具有明显的共振吸声特性。
The Effects of Enlargement of External Auditory Meatus Upon Concha Resonance Characteristics 耳道口扩大对耳甲腔共振特性的影响
A study on the dynamic response and resonance characteristics of railway track 轨道动力响应及共振特性研究
Analysis of Coupling Resonance Characteristics of HP Turbine Bladed-Discs for an Aeroengine 某型发动机高压涡轮盘-叶耦合共振特性分析
Electronic Paramagnetic Resonance Characteristics of ZnO Ultrafine Particles and Their Photocatalytic Performance ZnO超微粒子的EPR特性和光催化性能
Based on the resonance characteristics of the back scattering RCS, a reconstruction scheme for recovering the transverse permittivity of an anisotropic plate is proposed. 根据各向异性介质板后向散射与入射电磁波极化方向有关的特点,利用其后向RCS的谐振特性估算介质板的横向介质参数。
Fundamental resonance characteristics of an adhesive two-layer structure 双层粘接板结构的基频谐振特性
It also analyzes the dynamic response of displacement and velocity, and discusses the multi-frequency resonance characteristics. 分别对完全摩擦桩、端承桩、摩擦端承桩分析了其位移和速度的动态响应,并对其多频谐振特性进行了分析。
The obtained resonance heating characteristics are useful to the design of real resonance tube igniters. 所获得的谐振加热特性可用于实际谐振加热装置的设计。
Resonance Characteristics of Loop Random Cavities in Random Laser 随机激光中环形随机腔的谐振特性分析
Influence of Spectral Linewidth of Laser on Resonance Characteristics in Fiber Ring Resonator 激光器线宽对光纤环形谐振腔谐振特性的影响
Objective: The purpose of this study was to describe the changes of resonance characteristics of the nasal cavity ( including nasal sinuses) and nasal airway resistance ( NAR) after endoscopic sinus surgery ( ESS), through objective measurement of nasality and NAR before and after ESS. 目的:通过对内镜鼻窦手术(ESS)前后鼻音及鼻腔阻力的客观检测,探讨ESS后鼻腔鼻窦共鸣特性的改变及鼻腔阻力的变化特点。
In this work, we firstly introduced the preparation, characterization and application of the metal nanoparticles, and then made a brief review on the theoretical models, theoretical methods and simulation software to study metal nanoparticles localized surface plasmon resonance characteristics. 本文系统介绍了金属纳米颗粒的制备、表征以及应用,回顾了研究金属纳米颗粒局域表面等离子体共振特性常用的理论模型、理论方法和模拟软件做了简要的回顾。
This article studies the cladding of metal nano-particles chain the structure resonance characteristics and energy transfer characteristics. 本文章研究了金属纳米覆层颗粒链的结构共振特性和能量传输特性。
We discuss the coupling of discrete and continuum states and its influence on the structure of the spectra. The resonance structure characteristics are analyzed with semi classical theory. 讨论了原子束缚态与连续态耦合对光谱结构的影响,从半经典的角度分析了共振结构特征。
Finally, the short-circuit current, the transient recovery voltage, the secondary arc and the secondary current and resonance overvoltage characteristics of neutral reactor are analyzed for the UHV transmission system. 最后,对特高压输变电系统的短路电流,瞬态恢复电压,潜供电流以及中性点小电抗器对潜供电流与谐振过电压特性影响进行了分析。
In order to maintain the DC bus voltage stability, using resonance characteristics of notch filter, the positive-negative sequence dual current control strategy with notch filter in DC voltage is proposed. 为了维持直流母线电压稳定,结合陷波器的谐振特性,提出了直流电压带陷波器的正负序双电流环控制策略。
Miniaturized hexagonal stepped-impedance resonators and their applications to bandpass filters are presented. Based on the odd-and even-mode equivalent circuits, the resonance characteristics of these resonators are investigated. 将阶跃阻抗结构整合于六角形开环谐振器中,基于奇、偶模等效电路模型,分析了其谐振特性。
The mushroom-like structure and the blending line can generate multi-resonant frequency. The surface current distribution and other parameters were simulated to analyze the resonance characteristics of the antenna. 利用类蘑菇型的单元结构和弯折线产生多个谐振频点,在随后仿真出其表面电流分布等结果,并用这些参数来分析天线的谐振和辐射特性。
The resonance characteristics are used to achieve line scanning in the driving method, which can improve the scanning range. In addition, nonresonant program is employed for filed scanning, which ensure that there is not blind spot during scanning. 驱动方法利用了光纤的谐振特性形成行扫描,增加了光纤的行扫描范围,同时场扫描采用了非谐振的方案,因此扫描过程不存在盲点。