查询词典 harmonics

Algorithms of the generalized spherical harmonics and their fixed integral are researched. A lot of computing methods of the fully normalized associated Legendre function are detailedly discussed.

作者的主要工作和创新点有以下几个方面： 1、研究了广义球谐函数及其相关定积分的数值计算方法。

This article introduces the selection of relative reactor value of filter X% and its relation to external performance of filter. The selection among parallel capacitor, dissonances filter and assonance filter based on the environment are discussed deeply. The relation between filter parameter and engineering design are once more discussed. Finally, how to coordinate the functions of harmonics and reactive power compensation is argued.

本文介绍了滤波器的相对电抗值X%的选择，以及X%和滤波器外部性能的关系，并深入讨论了如何根据不同场合分别选用并联电容器、失谐滤波器或调谐滤波器的问题，也再次讨论了滤波器参数和工程设计的关系，最后讨论了如何协调谐波和无功的补偿功能。

The process of development and evolution of the disturbance wave and its harmonics in the boundary layer are investigated.

探讨了边界层的扰动波及其谐波的发展和演化过程，深入研究了非平行流边界层不同扰动的线性和非线性稳定性问题。

To overcome the disadvantage of the Burg algorithm, a new method for analyzing inter-harmonics based on the Marple algorithm is presented.

针对其中较常用的Burg算法存在的谱线分裂和谱峰偏移的缺点，提出基于Maple算法的间谐波分析新方法。

The violinist had the technical skill to execute the cadenza, with its double stops and harmonics, with brilliance.

小提琴手有用双倍停顿及和弦来精彩地演奏华彩乐段的技能。

In power converters, unbalances generate undesirable DC ripple and non characteristical harmonics in the AC side.

在电力变换器中，不平衡会产生不希望的直流波动以及交流侧无特征的谐波。

In power converter s, unbalances generate undesirable DC ripple and non characteristical harmonics in the AC side.

在电力变换器中，不平衡会产生不希望的直流波动以及交流侧无特征的谐波。

It usually appears at the RF, blade passage frequency and commutator brush frequency, and their higher harmonics.

它通常出现在射频，叶片通过频率和整流子刷频率，其高次谐波。

We have stated a rule for consonance in terms of the coincidence of harmonics.

我们已经叙述了用谐波的符合来表示谐合的规则。

The two kinds of control schemes can make corrector have characteristics of nearly-close-to-1 power factor and low current harmonics.

两种控制策略都可以使校正器具有输入功率因数接近于1及低电流谐波的特性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。