查询词典 harmonics

It is harmful to the characteristics of the transformers on line. It causes the increasing of magnetizing current, harmonics leakage magnetic flux, and thus the losses, which in turn results in the structures overheating and insulation ageing.

电力变压器的磁动势和磁通出现直流分量的现象称为"直流偏磁"，这一现象将对变压器的正常运行产生不利的影响，诸如励磁电流有效值、高次谐波成分及其相应损耗的增加，铁心高度饱和引起的漏磁通的增加，以及由此引发的局部过热、绝缘老化等问题。

It can also deal with moire patterns with harmonics in dedicate details.

该方法还能对含谐波的莫尔进行精确求解。

In chapter 6, the estimation of quadratic coupled harmonics in multiplicative noise is considered.

第六章研究了乘法噪声中的二次耦合谐波估计。

The main elements affecting the precision of this variable-reluctance resolver include ineffective EMF with unchanging phase caused by mutual induction of the exciting and signal windings, and odd harmonics caused by the imperfection of pole shape.

影响该旋变精度的主要因素是由于激磁、信号绕组直接藕合而出现的相位不变的非有效电动势以及由于磁极形状偏差而造成的奇次谐波。

The paper analyses the causes of overload of neutral line and great errors of measuring instrument by harmonics electrical line.

对电气回路中因谐波造成的电力线路中性线过载和测量仪表出现较大误差的原因进行了分析，探讨了抑制谐波的措施。

There is an optimum value for the 7th and 9th harmonics of a piano, and a further study is valuable.

因为它们是钢琴声音前10个谐波中仅有的2个不谐和谐波，所以研究其对音质的影响是很重

Passive power filters is adopt widely because it is simple configuration, convenient maintenance, low cost and etc. Otherwise, passive power filters is easy affect by change of system parameters, can' t remove sequential harmonics, and easy arose series and parallel resonance with system.

无源电力滤波器由于其结构简单，维护方便，造价低廉等优点仍然成为目前普遍采用的一种滤波手段，但是无源电力滤波器受到系统结构变化影响较大，不能消除连续谐波，且容易和系统阻抗发生相互作用，引起串联、并联谐振，严重时甚至使系统崩溃。

Variation of relief and its reoccurrence were analyzed with 1∶10 000 DEM by harmonics analysis method and periodogram.

结果表明，利用谐波分析和周期图分析均可得到侵蚀沟的分布周期。

The third movement is one of Borodin's most brilliant gossamer scherzos, making effective use of harmonics and left-hand pizzicato, and the finale is rhythmically energetic.

第三乐章是鲍罗丁最华丽和轻柔的谐谑曲，充分的运用了和声学和左手的拨奏。终乐章在节奏上充满活力。

Only two strings of the erhu playing is highly rich in the left hand there Vibrato, harmonics, vibrato, portamento, pizzicato, wheel means; right hand, even the bow, sub-bow, Dayton bow, jumping bow, trembling bow, flying bow, broken bow and so on.

只有两根琴弦的二胡的演奏手法十分丰富，左手有揉弦、泛音、颤音、滑音、拨弦、轮指；右手有连弓、分弓、顿弓、跳弓、颤弓、飞弓、碎弓等。

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％。