1) low-frequency and slow-changing signals
低频缓变信号
2) low frequency signal
低频信号
1.
Application of low frequency signal to imaging anhydrite based on modeling.;
利用低频信号提高膏盐区深层成像质量
2.
This paper introduces the frequency measurement principle, the pratical circuit, the software designing and error analysis of low frequency signal with random interference puls
介绍带有随机干扰脉冲的低频信号测频原理、实用电路、程序设计和误差分析。
3.
With low frequency signal,a practical integrated operational amplifier has limited Avd,KCMR,and Rid,has non-zero VIO,ⅡB and ⅡO .
在低频信号下,实际集成运放客观存在着有限的Avd、KCMR、Rid及非零的VIO、ⅡB、ⅡO主要因素,本文引入实际集成运的电路模型,从数学上分析了该模型的运算特性,从本质上讨论了引起实际运放产生误差的关键原因,从而对工程上设计或选择运放提供指导依据。
3) Low-frequency signal
低频信号
1.
Application of low-frequency signals to imaging of deep layers in subbasalt areas;
低频信号在玄武岩地区深层成像中的应用研究
2.
Applying of low-frequency signal to improve imaging quality below shielding high-velocity basalt;
应用低频信号提高高速玄武岩屏蔽层下的成像质量
4) inverter signals
变频信号
1.
This paper states the method and principle about measuring vehicle-used electronic siren s inverter signals by single chip microcomputer.
本文阐述了单片机测量车用电子警报器变频信号的原理和方
6) low frequency external signal
低频外信号
补充资料：缓变pn结（gradedp-njunction）
缓变pn结（gradedp-njunction）
从p区到n区掺杂浓度逐渐改变的pn结，如用固态扩散工艺制造的pn结。大多数缓变pn结数学上可作为线性缓变结处理。通常由扩散工艺制备的pn结为缓变pn结，但在浅扩散结或高反偏时它更接近于单边突变pn结。
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