电路的

In the way of D/A onversion ,using the difference between the temperature tested and the one of system required , the power of exterior circuit can be controlled .

采用D/A转换的方法，利用实测温度与系统要求温度的差值可精密控制外部电路的制冷或加热功率。

This function is implemented by using positive feedback around an operational amplifier.

电路 的功能是通过 OP 的正反馈路径实现的。

The selection of the fixed resistor There are many types of fixed resistors, choose what kind of material and structure of resistors, the application circuit should be based on the specific request.

固定电阻器的选用固定电阻器有多种类型，选择哪一种材料和结构的电阻器，应根据应用电路的具体要求而定。

A power ultrasonic supply ,which can realize zero phase difference frequency tracing and fixedness of output power,is presented in this paper.

本文介绍了一种具有无相差频率自动跟踪和输出功率恒定功能的功率超声电源，此电源采用集成锁相环来实现无相差自动频率跟踪，采用 PWM方式控制 BUCK电路的斩波，达到恒功率及功率可调的目的。

Firstly, the summarize of the development and actuality of flyback converter is given, and different snubber circuits applied in the flyback converter are analyzed and compared.

首先，对反激变换器的发展与现状做了全面的概述，比较了反激变换器各种缓冲电路的优缺点。

Development and experimental study of the key parts of foreside control ultra high speed injection moldingThe designing theories and methods of microdisplacement actuator for controllable nozzle based on GMM are proposed. The designing process of such components as microdisplacement transfer and amplifier mechanism, driving coil and control circuitry is presented particularly.

前端控制式超高速注射成型关键部件的研制及相关实验研究提出了可控喷嘴用超磁致伸缩微位移驱动器的设计理论和方法，通过理论分析计算优化了驱动线圈和控制电路的设计。

Chapter 5 deals with some variables's basic relations of synchronous /full-wave rectifier/LCR circuit, the effects of parameters on output voltage ripple and dynamic characteristics are presented.

第五章着重分析了凸极同步发电机一桥式整流—LCR电路的一些基本运行规律。研究了影响输出直流电压脉动和动态特性的主要因素，以及滤波参数、电机饱和、阻尼绕组对特性的影响。

The research results in this dissertation included in the conclusions of full-wave analysis and quasi-static analysis for broadside-coupled coplanar waveguides provide the theoretical basis and design method for this kind of circuits.

本文的研究结果对宽边耦合共面波导电路得出了全波分析与准静态分析的全面结论，为此种电路的应用提供了理论依据与设计方法。

Finally,the circuit model is simulated by XILINX ISE 5.2,and the simulation result is correct. Reed-Solomon code ; Galois field ; multiplier ; polynomial basis ; normal basis ; VHDL

正则基下的乘法器运算方便，便于VLSI电路的实现。2自然基下有限域元素的表示方法本原多项式f=x4+x3+1定义了一个GF(24)有限域

Source line bias is an error introduced by a non-zero resistance in the ground loop of the read/write circuits.

源极线偏置是由读取/写入电路的接地环路中的非零电阻引入的误差。

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。