英汉例句

• based on finite element method, it is obtained to the trend of part modal frequency and the amplitude by simulating different extent of damage.

  应用有限元程序进行模态分析和频响分析，得到在不同损伤度的条件下轮对局部模态频率和振幅幅值的变化趋势。

• and the effects on dynamical output and modal frequency of the sensor the structure parameters of elastomer have are analyzed by adopting fem, which provides the foundation of solving the dynamic cou.

  针对智能压电结构中，结构和压电材料之间的耦合和压电材料的动态输出，对结构阻尼的影响，提出了一种新的分段阻尼模型。

• by connecting the finite element model of mashuihe-bridge, it developed the modal frequency and vibration mode.

  结合马水河特大桥建立其完整的空间有限元模型，给出了模态频率和振型；

• structural fe analysis on an integral bus is performed, in which optimal design of multiple performance objectives of structural strength, vibration modal frequency and mass is researched.

  对某全承载式大客车进行了结构有限元分析，研究了该客车结构强度、振动模态频率、质量等多个性能目标的优化设计问题。

• the 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 dynamic characteristic of linear rolling guide affected by modal frequency and modal shape was studied.

  为了提高结构的动态刚度，可通过修改直线滚动导轨的结构，使低阶模态频率相应提高。

• to this software we applied algorithm of global estimation of modal frequency and damping ratios from a set of frequency response functions(frf)measured.

  该软件可以对单点激振，多点拾振所获得的若干组频响函数同时拟合，从而获得系统的模态参数。

• 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.

  结果表明，在高频范围内，基于压电阻抗的数值分析方法能够判断结构的微小损伤，并能对损伤的扩展进行初步估计。

• the study results show that the coriolis force in the sensitive direction is proportional to the electrostatic force, and inverse proportional to the driven modal frequency of the detecting mass.

  分析表明：谐振状态下哥氏力与静电力成正比，与驱动模态频率成反比。

• it outlines the fundamentals and the basic mathematical model of identifying modal frequency and damping by means of parameter identification with frequency domain and time domain.

  简要介绍了用频域参数识别方法和时域参数识别方法识别模态频率和阻尼的基本原理和基本数学模型。

• the transfer of shearing and moment must be considered in dynamic analysis because the model of dowel bar affects the modal frequency and modal shape directly.

  指出传力桿模型对模态频率和主振型有直接影响，动力分析中应当考虑接缝的剪力传递和弯矩传递。

• modal frequency and vibration response of the gear box are computed by structural fem with a 3-d fe model.

  建立齿轮箱三维有限元模型，采用结构有限元法计算齿轮箱模态频率和振动响应。

• 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。