1) GAPWM
群组非对称脉波
1.
This paper presents a signal processor for realizing a group-asymmetrical PWM controller (GAPWM), which is used to eliminate striation effect in a fluorescent lamp.
本论文提出讯号处理方法来实现群组非对称脉波宽调变控制器(GAPWM),主要目的在于消除荧光灯之辉纹及简化电路。
3) unsymmetrical ridges
非对称群峰
1.
This article proposed one kind of new valveless piezoelectric pump use unsymmetrical ridges embedded structure forms.
本文提出一种新型的利用非对称群峰嵌入结构形成的无阀压电泵,是集混合搅拌、输送传递于一体的流体机械,并具有结构简单、便于微小、集成等特点。
4) asymmetric waveform
非对称脉冲
1.
According to the request of high-field asymmetric waveform ion mobility spectrum technology to non-symmetric high frequency and high voltage pulse waveform, this thesis proposes and designs a novel kind of high-pressure non-symmetric high-frequency square wave pulse power which adopts power MOSFET as its key component.
本文根据高场非对称波形离子迁移谱技术(High-field Asymmetric Waveform Ion Mobility Spectrometry,简称FAIMS)对高频高压非对称脉冲波形的要求,提出并设计了一种新颖的采用功率MOSFET管为关键器件的高频高压非对称方波脉冲电源。
5) asymmetric pattern
非对称波瓣
1.
In this paper, appropriate change technique (ACT) is used in increasing accuracy of pattern beam pointing , adaptive digital beamforming (DBF), real phase-only (amplitude-only) nulling pattern synthesis, linear FM signal detection, diagonal loading and asymmetric pattern synthesis etc.
从发掘相控阵天线潜力使其具有高精度、抗干扰和多功能等角度出发，对下列课题进行了研究：适当随机相位量化优化波束指向的算法；适当相位加权和振幅加权波瓣置零实数算法；适当相位加权和振幅加权的ＤＢＦ实数算法；随机对角线加载算法对自适应算法的影响；新的线性调频信号检测和估计方法；非对称波瓣算法。
6) asymmetric waveguide
非对称波导
1.
Shifting of the optical mode from symmetric distribution to asymmetric distribution by separate confinement asymmetric waveguide structure reduces optical absorption loss by carriers,and permits higher doping of the p side to reduce resistance.
采用分别限制非对称波导结构,将光场从对称分布变为非对称分布,降低了载流子光吸收损耗,并允许p型区具有更高的掺杂水平,从而使器件电阻降低。
补充资料：对称与非对称
反映客观事物在结构、功能、时空上的特殊联系的范畴。对称指事物以一定的中介进行某种变化时出现的不变性，非对称指事物以一定的中介进行某种变化时出现的可变性。在自然界中普遍存在，形式多样。对称有空间对称(包括形象对称和结构对称)、时间对称、概念对称等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条