查询词典 ripple current

In power converters, unbalances generate undesirable DC ripple and non characteristical harmonic s 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。

For PPM, the magnetic field distribution and the ripple rule of electron beam in periodic focusing magnetic field is studied.

分析了阴极电子初始热速度对电子注成形和电子注质量的影响以及栅控电子枪的设计问题。

These sedimentary structures, including the domal structure, the irregular reticular and the irregular chaotic tepee ridges, and the palimpsest ripple, make up an association of the microbial induced sedimentary structure.

这些沉积构造包括穹窿状构造、规则网状和杂乱的帐篷脊、变余波痕等，构成一个潮下相灰岩层面上的特别的微生物形成的沉积构造(Microbial Induced Sedimentary Structure， MISS)组合。

A new technique is presented for maximizing the band-edge selectivity of elliptic filters, and then the equal ripple parameter of the quasi-elliptic function can be calculated when the band-edge selectivities of the elliptic function and quasi-elliptic function are the same.

提出了标准椭圆函数的边带优化方法，在此基础上使标准椭圆函数与修正后的准椭圆函数在边带上的衰减相等，得到准椭圆函数的等波纹系数。

In the new design, two additional capacitors with their corresponding switches are implanted, so as to eliminate the output voltage ripple caused by the equivalent series resistance of the output capacitor in traditional method.

在设计中采用两个附加的对称电容器以及相应的开关，以减少由于输出电容的等效串联阻抗造成的输出电压纹波电平。

As the saying goes, the mother is the greatest, in order to meet a child's wish; she put herself out of the way, and went to the foot of the Great Wall with children. Perhaps parents all share a common long-cherished ambition, perhaps people are able to understand the dreams hided in the hearts and minds of young children, With the help of the masses of tourists, the children finally step onto the wall and have a overlook, in her panic eyes, it reveal out a ripple flash of smile.

俗话说母亲是最伟大的，为满足孩子的愿望，她不辞辛苦，领着孩子来到了这长城脚下，或许是为人父母都有着共同的夙愿，或许是人们都能理解孩童幼小心灵中的梦幻，在众游客的帮助下，小朋友终于登城远眺，在她那惊却的眸子中闪露出了丝丝的微笑。

"Rising demand for energy, food and raw materials by 2.5 billion Chinese and Indians is already having ripple effects worldwide," said Worldwatch President Christopher Flavin at the launch of the report.

世界观察研究院院长 Christopher Flavin 在报告发布时说，"25亿中国人和印度人对能源、粮食与原材料日益增长的需求在全球产生连锁反应。"

All of a sudden,a ripple of tinkling ringings of a bell,penetrated through the stillness,gliding a little bird flying over the boat of a mat.

突然，一陈清晰的钟声穿过寂静，掠过了船篷上的一只小鸟，它扑拍着翅膀，飞进了浓浓的夜色。

In this system,the VVVF(variable voltage variable frequency) control method based on magnetic flux trajectory is applied.In the system,it is the target for the magnetic flux linkage polygon to be greatly approximate to the ideal magnetic flux circle.Considering such limitations as the low speed torque ripple,high speed real time and the working frequency of switching element,through the subsection synchronization control method by applying different numbers of magnetic flux linkage polygon for different frequency range,the perfect precision specifications for speed can be obtained.

系统采用基于磁通轨迹法的他控式变频调速方案，以磁链多边形尽量逼近理想磁通圆为目标，并考虑低速转矩脉动、高速实时性和开关元件的工作频率限制等约束条件，通过采用分段同步控制方式，在不同的频段采用不同的磁链多边形边数，使系统获得了优异的转速精度指标。

Secondly, we deal with the ripple of start and end points to represent the flow effect of waterfall. Finally we add the spattering model in the system to simulate the ordinary cartoon spattering scene of obstacle and the obstacle with big frontispiece.

对瀑布起点和终点的波特别处理，表现出水的流动效果，同时增加了溅射模型，使系统能够更好地模拟出一般障碍物，以及正面大的障碍物溅水等常见的动画场景。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。