查询词典 harmonic

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。

The harmonic pollution control is inevitable, and the most important problem to solve is harmonic detection and analysis.

谐波治理势在必行，而首要解决的问题就是谐波检测和分析。

It has practical value for power system harmonic analysis and harmonic restraint.

对于电力系统谐波分析和抑制具有很大的实用价值。

In order for analysis of the harmonic of arc welding power supply, a virtual harmonic analyzer has been developed.

基于弧焊电源谐波分析的需要，研制开发了一台弧焊电源谐波分析仪。

The first three harmonic components are measured by a frequency response analyzer with harmonic selector.

用带有谐波选择开关的频率响应分析仪测量了前三个谐波成份。

This paper refers to the related national standard and the domestic and foreign similar products technical specification and the practical application requirement, base on the existing harmonic analyzer, develops a new analyzer which bases on FFT harmonic arithmetic in software and DSP chip in hardware.

本文参照有关国家标准和国内外同类产品的技术指标和现场实际应用的要求，在现有谐波分析仪的基础上，研制了一种软件上基于快速傅里叶变换谐波分析算法，硬件上基于DSP芯片技术的分析仪。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失