查询词典 subharmonic

By using this newly developed index theory,we investigate the multiplicity of subharmonic solutions for nonlinear Hamiltonian systems and second order Hamiltonian systems.

应用这一指标理论，讨论Hamilton系统与二阶Hamilton系统次调和解的存在性。

The method of multiple scales is applied to the differential governing equations to analyze the parametric and subharmonic resonances of stay cables.

最后对斜拉索参数共振和亚谐波共振进行数值模拟，得到不同阻尼及不同初始条件下的拉索时间历程曲线。

In this paper, by using the notable Mountain Pass Lemma of critical point theory, some sufficient conditions for the existence and multiplicity of periodic and subharmonic solutions to a class of second order nonlinear functional difference equations with Jacobi operators are obtained.

论文研究了一类具有Jacobi算子类型的二阶非线性泛函差分方程(1)的周期解和次调和解的存在性与多重性。首先将方程（1）的解的存在性问题转化为某个泛函临界点的存在性问题，然后验证此泛函满足著名的山路引理的条件，从而得到论文的主要结论。

So analyzing the phenomenon of unstable action and subharmonic of DC/DC converter from the angle of linear theory and definiteness theory can not meet the increasing requirement of control performance of DC/DC converter.

因此，仅仅从线性论和确定论角度去分析DC／DC变换器中的不稳定及次谐波现象已不能满足对DC／DC变换器控制性能日益提高的要求。

The theory of subharmonic sampling PLL is elaborately analyzed and loop parameter calculation formulae are introduced, and then the design rule is obtained in order to reach the best noise performance.

2Ku波段电调谐介质稳频振荡器的设计，通过计算机软件对振荡电路及其相位噪声性能进行了详细的分析，优化设计了反射型DRO电路并进行了测试。

It is revealed that the resonance frequency is provoked and the subharmonic resonance occurs due to the nonlinearity of ball bearings as the speed approaches to twice synchroresonance frequency.

发现由于滚动轴承非线性因素的影响，当转速达到系统共振转速的两倍附近时，激起了系统亚谐共振。

A process which is coupled to the narrow band of brain temperature could allow all normal human brains to be. affected by a subharmonic whose frequency range at about 10 Hz would only vary by 0. 1 Hz.

一个过程，它被链接到狭窄的大脑温度的波段，它能允许所有正常的大脑受到一个分谐波的影响，它的频率范围在大约10HZ，其仅仅由0.1Hz来改变。

Them, it introduces Three Phase Ferromagnetic resonance circuit thoroughly and makes a further analysis of its generation of high harmonic, harmonic ferroresonance and the mathematical model of subharmonic.

然后详细地介绍了三相铁磁谐振电路，对其所产生的谐波谐振、基波谐振、分频谐波谐振建模，做了进一步的分析。

In the last two sections of this chapter,we give two applications of the new Z_p geometrical index theory to the existence of periodic solutions and subharmonic solutions for a class of wave equations with deviating arguments.

在本章中，我们还给出广义Z_p几何指标理论在含有偏差变元的波动方程中的应用，得到周期解与次调和解存在(来源：12e2ABe9C论文网www.abclunwen.com)性的两个结果，即使对正常变元的波动方程，这些结果也是新的。

And responses under the principal parametric resonance,superharmonic reso-nance and subharmonic resonance are discussed respectively.

文中分析了几类典型方程在退化情况下的局部稳定性，同时研究了一类较广泛的周期参数激励与外激励共存的系统在各种不同情况下的共振响应及其分叉行为，并用奇异性理论进行了分析，绘出了系统的分叉响应曲线。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。