查询词典 harmonic function

In virtue of the orthogonality of shell modes, the dynamic response to harmonic voltage excitation was determined and its variation was summarized.

利用壳体振型的正交性，确定了简谐电压激励下系统的动态响应，并总结了其规律。

The static and dynamic components of the electrostatic force and load due to the harmonic voltage excitation were derived for the micromotor.

给出了微电机中静电场力的静态分量、动态分量和简谐电压激励下的载荷。

The study and application of the primary current limiting harmonic excluder for the type of the thermal resistor ;2. A recorder based on the thermal resistor s is used to monitor and record the state of the dielectric sample which is put into HV square wave life testing.

该仪器通过PTC 热敏电阻监测高压回路中限流电阻温度变化提取介质击穿信号，以单片机AT89c55为运算控制中心，采用热信号时间差分数字算法处理及控制信号。

By using the quasi-harmonic Debye model, we obtain the thermal expansivity α, Debye temperature Θ, heat capacity CV and the entropy S.

利用准谐德拜模型，很好的得到了热胀系数，体模量随压力和温度的关系。

This method employs the exponential pulse time series as input to excite CFD model, which can provide slick aerodynamic forces acting on the body through CFD simulation, Then discrete time aerodynamic models, defined among interesting range of frequency, can be trained based on the CFD input output relationship, those models can he implemented thereafter to simulate aerodynamic response for simple-harmonic input of displacement with suitable frequency.

该方法采用具有连续频谱分布且位移光滑的指数脉冲序列为CFD模型运动的输入，通过数值模拟得到作用在模型上的气动力。利用已知的输入和气动力建立起反映系统气动力特征的离散时间气动模型。

The above analysis may readily be extended to general plane disturbances not necessarily harmonic.

上面的分析可以很容易地引申到普遍的而不一定是简谐的平面扰动。

Fast algorithm ; Helmholtz exterior problem ; virtual boundary integral method ; inverse fast Fourier transformation; acoustic radiation ; harmonic excitation

快速算法； Helmholtz外问题；虚拟边界积分法；快速Fourier逆这换；声辐射；谐激励

In this paper we discuss the natural boundary element method for harmonic equation in an exterior elliptic domain.

引言 二十年来，自然边界元法已在椭圆问题求解方面取得了许多研究成果。

The method of multiple scales was used to solve the Duffing equation, the solutions were used to analyze qualitatively the effect of boundary conditions, ratio of damp, external excitation, and ratio of inner radius to outer radius on the second-harmonic resonance of an annular thin plate.

用多尺度方法求此振动控制方程的3次超谐共振解和1/3亚谐共振解，并且定性地探讨边界条件、内外半径比、激振力和阻尼对环形薄圆板在这两种次谐共振下的动态响应。

According to the result of literature search, the theoretical researches of end face harmonic gear drive of oscillating teeth have not been founded.

根据文献检索和申请专利时查新的结果，目前国内外还没有进行过这种新型传动装置的研究。

Fostering the concept of multi-culture firmly and mastering the development of advanced culture correctly are conductive to resisting terrorism, separatism of nationalities and ultraism of religion, which is of great academic theoretical, immediate and profound historical si...

牢固树立多元文化的理念和正确把握先进文化的发展方向，有助于在世界范围内自觉地抵制恐怖主义，民族分裂主义和宗教极端主义。不仅具有重大的学术理论意义，而且也具有重大的现实意义和深远的历史意义。

But if anyone walks in the night, he stumbles, because the light is not in him.

11：10 若在黑夜行走，就必碰跌，因为那光不在他里面。