查询词典 harmonic

At last, in Section 3, we calculate the Pohozaev identity for p-harmonic equation under Navier or Dirichlet boundary condition from which we obtain the corresponding nonexistence of nontrivial solutions for p-harmonic equations with critical growth.

最后在第三节中，我们分别对带Navier边值条件和Dirichlet边值条件的p-调和方程的Pohozaev恒等式作了演算，并利用这些恒等式得到了相应的p-调和方程临界增长问题的非平凡解的非存在性结果。

And the efficiency of rectification , power factor, harmonic and non harmonic current are discussed.

介绍有色金属冶金过程中使用的大功率整流设备的基本要求。

It is an active method that elimination or reducing the harmonic of the utilities by itself, and is superior to the harmonic compensation.

各国学者从电路拓扑、控制策略和建模分析等角度进行了深入研究，然而现有的模型和驱动方式尚不够完善。

Firstly, according to the Laplace equation of ellipsoidal coordinates and the ellipsoidal harmonic functions in common use, the ellipsoidal series expansion of harmonic functions outside the referential ellipsoidal is introduced.

论文首先从椭球坐标的Laplace方程和常用的椭球谐函数出发，介绍了参考椭球面外调和函数的椭球谐级数展开。

This thesis analyzes the energy eigenvalue and of the Harmonic oscillator with a one-dimensional δ-function, makes a comparative study of those of the one-dimensional harmonic oscillator, and analyzes the reason which causes their different quality and the different influences to the eigenvalue of the even parity energy and to the wave function when the number of the "Z" is different.

本文研究了一维δ势场中的谐振子的能量本征值及其本征波函数，并与一维谐振子的能量本征值和波函数进行了比较，分析了它们的性质不同的原因以及取不同势参数Z值时对偶宇称能量本征值和波函数的不同影响。

The appearance of active power filter provides equipment support for the compensation of harmonic current and reactive current, and the real-time and exaction performance of harmonic current detection in active power

有源滤波器的出现为谐波电流和无功电流的综合补偿提供了设备支持，在有源滤波器中谐波电流检测部分的实时性和精确性至关重要。

As a result, we must study his harmonic theory first in order to know the formation and development of tonality harmonic theory.

因此，我们要研究近代调性和声理论的形成与发展，首先需要对拉莫的和声理论作一探讨。

Using Biot's 2D elastodynamic theory solves the saturated soil equation. The Fredholm integral equation of the second kind can be built by using the fundamental solution of circular load, the compatibility condition and superposition method. The Fredholm integral equation of the second kind of pile groups can be solved by using numerical method. The numerical solutions of pile groups axial forces, pore pressures under vertical harmonic loading and shear forces, moments and pore pressures under horizontal harmonic loading can be obtained.

采用Biot提出的三维波动原理，利用圆形简谐载荷作用下的Biot固结方程的基本解和桩土之间的变形协调条件，并采用叠加原理得到饱和土中群桩的第二类Fredholm积分方程，应用数值法求解群桩的第二类Fredholm积分方程，得到在垂直简谐载荷作用下群桩的轴力、孔压随桩身变化的数值结果以及在水平简谐载荷作用下群桩的剪力、弯矩和孔压随桩身变化的数值结果。

The attention devoted to reducing harmonic pollution is increasing. Power Factor Correction is an effective method to reduce harmonic current in power grid.

谐波污染已引起世界各国的高度重视，功率因数校正是治理谐波的一种有效方法。

With the progress of the harmonic arithmetic, the instruments for harmonic analysis have become more and more.

在谐波分析算法进步的同时，用于谐波分析的仪器也越来越多。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。