1.
The Calculation of the No Load EMF Waveform Deriation Ratio of Salient-Pole Synchronous Generator
凸极同步发电机空载电势波形畸变率的计算
2.
This deviation from perfect sinusoids is usually expressed in terms of harmonics distortion of the voltage and current waveforms.
这种偏离完全正弦的畸变称为电压、电流波形的谐波畸变。
3.
The Error Analysis of Current Transformer Based on Waveform Distortion Ratio
基于波形畸变的电流互感器误差分析
4.
the other is the cogging harmonics existed in the BEMF waveform.
一种是由于磁场分布受齿槽的影响，反电动势存在齿谐波，使其波形发生畸变。
5.
A wavefront at high radio frequencies or optical frequencies impinging on the atmosphere is distorted.
高射电频率或光学频率的波阵面进入大气时受到畸变。
6.
top bottom pincushion correction circuit
上下枕形畸变校正电路
7.
However, conditions are never ideal in practice, so these waveforms are often distorted.
然而,实际中的情况并不理想,电压、电流波形常有畸变。
8.
Assessing Harmonic Impedance by Synchronously Layered Distortion Waves;
基于畸变波形同步分层估计谐波阻抗
9.
These are the non-fundamental frequency components of a distorted 50 Hz waveform. They have frequencies which are integral multiples of the 50 Hz fundamental frequency.
在畸变的50Hz波形中存在非基频的分量。这些频率是50Hz基波频率的整数倍。
10.
THE COMPENSATION AND TRANSFORMATION OF CURRENT WAVEFORM OF POWER STEP MOTORS
功率步进电动机电流波形的补偿和变换
11.
Time-frequency characteristics analysis of generating process of freak waves based on wavelet transform
基于小波变换的畸形波生成过程时频特性研究
12.
Generation of Rectangular Turbulence Phase Screens Based on Fractal Characteristics of Distorted Wavefront
基于畸变相位波前分形特征产生矩形湍流相屏
13.
Correction for wavefront distortion using high diffraction efficiency holograms
利用高衍射效率的全息图校正畸变的波前
14.
In television, a zigzag distortion.
在电视技术中,图象的锯齿形畸变。
15.
Harmonics distortion problems are not new to utilities.
谐波畸变对电力部门来讲并不是新的问题
16.
Study of Optimal Reactive Power Planning for Rural Power Distribution Network in Consideration of Harmonic Distortion;
考虑谐波畸变因素的农电网无功优化规划研究
17.
Momentum-space Calculation of Electron-impact Molecule in Distorted-wave Born Approximation
电子与分子碰撞动量空间畸变波玻恩近似方法
18.
Objective To explore the accuracy of ultrasound in the diagnosis of fetal abnormalities.
【中英文摘要】目的探讨超声波诊断胎儿畸形的准确率。