2) octave band
倍频程频带
3) frequency equation
频率方程
1.
The frequency equation of RF MEMS switches was derived by separation of variable.
利用变量分离法推导出桥模式RF MEMS开关的频率方程组。
2.
Based on theoretical analysis of stepped bending vibration boring bars,the frequency equation of a stepped bending vibration boring bar with circular and square sections is established.
通过对阶梯式弯曲振动镗刀杆的理论分析,推导出了圆形截面和矩形截面组合的阶梯弯曲振动镗刀杆的频率方程,并对阶梯弯曲振动镗刀杆进行了试验研究。
3.
In this paper,tubular vibrator with coupled longitudinal and radial vibration is studied,and the frequency equation of tubular vibrator derived.
对纵径耦合振动的管形振子进行了研究,给出了管形振子的频率方程,并利用有限元和边界元软件对管形振子的振动模态和辐射的声场特性进行了分析。
4) different frequency generation
差频过程
1.
The theoretical curves of tunable wavelengths of different frequency generation with phase -matching angle have been obtained by numerical simulation.
根据差频过程中参量光的三波耦合方程,对非线性晶体AgGaSe_2和AgGaS_2进行了差频光参量理论分析。
5) frequency equation
频散方程
1.
From the propagation characteristics of guided waves and the hypothesis of anchoring system interfaces with rigid coupling,the paper concludes the frequency equation of axisymmetric guided waves spreading in a three-layered cylindrical composite structure.
根据锚固金属杆的支护、加固机理,构建了锚固体系模型,并由导波的传播特性与锚固体系各交界面为刚性锚固联结的假设,推导出了轴对称导波在柱状锚固复合体系中传播的频散方程;根据锚固体系中导波的几何频散特性,利用M SC/NA STRAN有限元软件,对导波的频散现象进行了数值模拟分析,得出了锚固体系中反射波形的拉平现象。
6) dispersion equation
频散方程
1.
Moreover, the dispersion equation is derived from the wave motion equations and the boundary conditions.
基于弹性动力学的线性理论,建立了涂层材料中广义瑞利波传播的理论分析模型,并且由波动方程和边界条件推导了波的频散方程。
2.
The coupled dispersion equation of soil-structure is derived and the free vibration frequency is calculated.
得到土壤结构耦合的频散方程。
3.
The dispersion equation of structure acoustic coupling system for fluid filled pipes surrounded by elastic media under axisymmetric motion was derived from shell dynamic equation.
从壳体基本运动方程出发 ,导出了弹性介质中的充液管道在轴对称运动下声振耦合系统的频散方程 。
补充资料：程程
1.旅途停顿处。 2.一程又一程。谓路程遥远。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条