On the One-to-one Internal Resonance of Cable-stayed Arch under External Excitation on Arch 斜拉索拱考虑拱受外激励作用下1∶1内共振分析
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
Primary resonance and primary parametric resonance of current-carrying conductor subjected to harmonic excitation 受简谐激励载流导线的主共振&主参数共振
Sub synchronous Resonance of Power System and the Linear Excitation Control 电力系统次同步谐振及其线性励磁控制
It will produce resonance when the mode frequency and excitation frequency of the step come closer, thus cause bigger bend 、 distortion, which will have big influence to the performance 、 reliability and noise of the engine and smooth-going of the vehicle. 当发动机的某阶模态频率与激励频率接近时就会产生共振,从而导致较大的弯曲、扭转变形,对发动机的性能、可靠性、噪声以及汽车的行驶平顺性产生重大影响。
Analysis of the Mechanism of Resonance Excitation and Nonlinear Effect of Genetic Mutagenesis of Laser 激光诱变遗传的共振激发及非线性作用机理分析
And some measures, such as destroying the parameters of the resonance, improving the excitation system, alternation of the adapters of sub-transformers, and so on, were recommended to restraint the self-excitation waveforms via simulations and experiments. 并提出了破坏谐振参数、改善励磁、调整运行方式、改变变压器分接头等抑制自励磁的解决措施,是对原有自励磁理论的仿真与实验补充。
Measuring photoionization cross section for excited of atoms by resonance excitation and delayed ionization 用共振激发延迟电离方法测定原子激发态的光电离截面
The principle of surface plasmon resonance phenomenon and excitation condition of SPR are described in the paper. 对表面等离子体波共振现象产生的原理和激发条件进行了阐述。
The combination resonance of a simple supported beam under two excitation forces was studied. 研究了简支梁在两个激振力作用下的组合谐波响应。
The large TPA cross section may result from the intensive linear absorbance of the molecule due to its conjugate rigid plane structure, and the two-photon resonance excitation condition. 该分子具有大的TPA截面是起源于该分子的刚性平面共轭结构所固有的线性吸收特性和TPA共振增强;
Subsynchronous resonance excitation controlling by optimal output feedback 次同步谐振输出反馈的最优励磁控制
Meanwhile, we examine the conservation law of three-wave resonance system and the transformation of energy in the course of resonance excitation. 同时,还探讨了共振三波组的守恒律以及共振激发过程中能量的转换。
Doppler-f ree two-photon coherent resonance for selective excitation of isotopes 无多普勒双光子相干共振用于同位素选择激发
It is shown by condition tests that resonance frequences decrease with increasing the excitation voltage or DC bias and with decreasing the effective length of the sample, thereby lowering Young's modulus of it. 条件试验表明,共振频率随激发电压、直流偏压的增加而减小,随试样有效长度的减小而降低,从而使杨氏模量降低。
The phenomenon of electron resonance near the excitation threshold and its mechanism are discussed. 在激发阈值附近,发现了分波共振现象,并对这个现象产生的机制作了分析。
A set of resonance Raman spectrometer with excitation lines continuously tunable in 220& 970nm, which is a first set in China, has been assembled. 本文报道了建立的国内第一套激发光源在220nm~970nm连续可调谐的共振拉曼测量系统。
Bifurcation and Combination Resonance of the Hysteretic Nonlinear System with Three-frequency Excitation 三个激励作用下滞后非线性系统的组合共振及分叉
After establishing the dynamic equation of the system, it used the average method to study the primary resonance and fundamental parametric resonance under joint parametric and forced excitation, and the analytical solution for the system was obtained and verified numerically. 在建立了该系统的动力学控制方程的基础上,用平均法研究了参数激励与强迫激励联合作用下的主共振-基本参数共振,得到了系统的理论解,并对理论解进行了数值验证。
With rotating-wave approximation, the non-dam ped solutions of the dynamic population equations with resonance excitation were deduced. 利用旋转波近似方法给出了共振激发和无衰减时粒子数运动方程的解析解。
Study on 1/ 3 subharmonic resonance of a dynamometer subject to harmonic excitation 受简谐激励弹簧测力机构的1/3次亚谐共振研究
Resonance excitation of low energy electron impact on Li like C 低能电子与类锂碳离子碰撞的共振激发
Resonance Bifurcation of a Nonlinear System Under Parametrical Excitation 参量激励作用下非线性系统的二参数分叉
Resonance and hard excitation, which can be used to account for the behaviors of oscillation and relay of cAMP which control the differentiation and chemotaxis during interphase in slime mould Dictyostelium discoideum. 发现了一些新现象,如共振和硬激发现象,并很好地用来说明盘基网柄菌在间期期间控制分化和趋化的cAMP的振荡和传播过程。
Found that reducing the metal nano-coating thickness, particle chain structure of the dipole plasma resonance wavelength red shift in the resonance wavelength of the excitation energy transmission loss increased dramatically decreasing the coating thickness of the metal nano. 发现当减小金属纳米覆层的厚度时,颗粒链的偶极等离子体结构共振波长发生红移,而在该共振波长激发下能量传输损耗随着金属纳米覆层厚度的减小而急剧增加。
Similarly, when the particle spacing decreases, the the dipole plasma structure of the particle chain resonance wavelength red shift in the resonance wavelength excitation under the transmission loss is also reduced. 同样,当颗粒间距减小时,颗粒链的偶极等离子体结构共振波长也发生红移,而在该共振波长激发下传输损耗也在减小。
This paper focuses on the investigation of the resonance excitation, equivalent negative refraction, optical gain of the two-dimensional photonic crystal and the application of equivalent negative refraction photonic crystal in target detection and imaging system. 本文主要对二维光子晶体的共振激发、等效负折射、光增益特性及等效负折射光子晶体在目标探测成像中的应用进行了重点研究。
The resonance responses of the first two modes and combination resonance are investigated and the relationship between the internal resonance and excitation amplitude is discussed. The motions of all modes are analyzed. 讨论了前两阶主共振和组合共振响应情况及内共振与外激励幅值的关系,并分析了各模态的振动情况。
Resonance Raman scattering is found in the excitation spectrums of Ag-doped and Cu-doped ZnO films. 在Ag掺杂ZnO薄膜和Cu掺杂ZnO薄膜的激发光谱中都观察到了共振拉曼散射效应。
The improved multi-niche crowding genetic algorithm is applied to the optimal design of shaped pulse in magnetic resonance imaging, and the special-shaped excitation pulse and reverse pulse are obtained. 将改进的多生境排挤遗传算法应用于核磁共振成像的特形脉冲的优化设计,得出了体系处于热平衡状态时的特形激励脉冲和反转脉冲的具体表达式。