和电路

We proposed the simplest structure of 2-D bilinear transformation digital circuit, we proposed four approaches of the realizations:(1) Realization of 2-D discrete domain difference equations;(2) 2-D FFT realization;(3) Digital hardware implementation;(4) by 2-D recursive digital structure to realize them.

在第七章，我们则重点研究了二维数字滤波器的实现问题。我们对第六章提出的2-D双线性变换电路又作了进一步的简化，获得了一种最简结构的二维双线性变换数字电路，该电路仅有二个延时器和一个乘法器。在第七章里，我们提出了二维跳耦型数字滤波器的四种实现方法：(1)二维时域差分方程实现；(2)二维FFT实现；(3)数字硬件实现，(4)用2-D递归数字结构实现。

The transient design problems of high-frequency transformer and its buffer circuit of main circuit are discussed in detail and the influence of variation of the elements parameters on the main circuit transient behavior is explored qualitatively and quantitatively.

围绕逆变电源主电路动态过程的设计问题，重点讨论了功率脉冲变压器及其缓冲电路的设计要点，定性和定量地探讨了器件参数变化对主电路动态过程的影响，在仿真的基础上，实现计算机辅助优化设计。

Meanwhile , based on the AT89C51 microcontroller, the system are made up of the double-Level capacitive sensor , the detection circuit of sensor signals, CPU and display circuits, alarm circuits and system software.

同时该系统以AT89C51单片机为微控制器，由双电容式料位传感器、传感器信号检测电路，CPU及显示电路、报警电路和系统软件等构成。

Meanwhile , based on the AT89C51 microcontroller, the systemare made up of the double-Level capacitive sensor , the detection circuit of sensor signals, CPU and display circuits, alarm circuits and system software.

同时该系统以AT89C51单片机为微控制器，由双电容式料位传感器、传感器信号检测电路，CPU及显示电路、报警电路和系统软件等构成。

The control system is comprised of single chip processor, inlet air flow sensor, rotational speed sensor, carburettor valve opening sensor, instrument display circuit, control signal output circuit, executing mechanism and power supply circuit.

本发明涉及一种用于汽车发动机燃料供给的多功能燃油低压喷射控制系统，由单片机、空气进气流量传感器、转速传感器、节气门开度传感器、仪表显示电路、控制信号输出电路、执行机构和电源电路组成。

This thesis analyzes the background and research situation of the backlight home and abroad, and investigates the radiation principle, the driver topologies and resonant circuit of cold cathode fluorescent lamp.

本文分析了背光电源的研究背景、研究现状，研究了冷阴极荧光灯的发光原理、驱动电路的拓扑结构和谐振电路，并对冷阴极荧光灯建立了仿真模型，来优化设计冷阴极荧光灯的驱动电路。

This is on digital circuits ppt courseware, for combinational logic circuits and sequential logic circuits have stood out clear and thorough.

详细说明：这是关于数字电路的ppt课件，对于组合逻辑电路和时序逻辑电路都讲得比较清晰透彻。

The main circuit is made up of compounding of Boost and the full-bridge circuit.

其主电路构成采用的是Boost电路和全桥电路的组合。

Finally, the model of the control circuit and the connection between main circuit and control circuit is discussed.

最后论述了采用面向结构图的控制电路数学模型的建立、仿真算法及主电路和控制电路之间的连接方法。

It also calculates theoretically the minimal time interval between two trains in quasi-moving-block signaling system and recommends approximate values for the length of coded digit track circuit.

在此基础上，针对当前应用广泛的基于数字轨道电路的准移动闭塞ATC系统进行了重点分析，详细讨论了数字轨道电路的原理、准移动闭塞系统的列控方式等内容，并对准移动闭塞下的最小列车追踪间隔时间进行了理论计算和分析，给出了数字轨道电路长度的推荐值。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。