modal frequency信息详情
模态频率；[数]众数频率
modal───adj.模式的；情态的；形式的；n.莫代尔（一种新型纤维素纤维）
frequency───n.频率；频繁
frequency generator───[计]频率发生器
may modal───五月模态
frequency range───频带; 频段；[电子][通信]频率范围
could modal───可能是莫代尔
modal verb───情态动词
modal logic───[数]模态逻辑；情态逻辑
Pure modal───纯模态
modal frequency of the packaging structure increases with the elastic modulus of potting material.───封装结构的模态频率随着灌封胶弹性模量的增大而增大。
The modal frequency response and its sensitivity analysis for the coupled system using the direct method and the eigenmodes.───分别采用直接法和模态叠加法，计算声场-结构耦合系统的声压响应水平及其敏度。
Cable local vibration has little effect on the modal frequency, but more on the modal energy distribution.───索的局部振动虽然对结构主要振型的频率影响不大，但对振型能量分布有比较明显的影响。
Finally, the damage degree is determined by radial basis function neural network with input of the change rate of squared modal frequency.───最后，将定位出的损伤杆件引起的频率平方的变化比输入径向基神经网络，进行损伤程度评估。
Identify the most dynamic performance of the modal frequency and extract the modal frequency bands through the harmonic response analysis.───通过谐响应分析找出对结构系统动态性能影响最大的模态频率，提取该阶模态频率。
and (2) the correlation between the first order modal frequency and loading level is approximately a quadratic function in failure process.───拱破坏过程中第1阶模态频率值与所受荷载之间的关系可近似用二次方程来描述。
It is found that perturbation of the vertical location of the gravity center has large influence on modal frequency of the platform.───垂向重心位置摄动对平台模态频率的影响较大；
Experiments show that the crackle development will reduce the modal frequency.───试验结果表明：裂纹故障的发展会导致模态频率下降。
Calculate the modal frequency bands and modes through modal analysis of structure system.───通过对结构系统进行模态分析，计算出各阶模态频率及振型。
By modal stiffness matrix, modal mass matrix and modal frequency, shaft units of simulator is designed. The former three steps natural characteristics are identical with the real units'.
The structural crack affection on modal frequency is studied . The piezoelectric frequency-admittance spectrum under two kinds of harmonic excitation including pressure and voltage are deduced.
The modal frequency response and its sensitivity analysis for the coupled system using the direct method and the eigenmodes.
Additionally, the detuning effects of a MTMD system due to variations of floor controlled modal mass, controlled modal frequency and MTMD damping ratios were studied.
The basic modal parameter (modal frequency and modal damping) is the most important dynamic characteristics of the track system, which is closely related to its structural property.