及电路

Do not make loud speaker a long time to work on the one hand, the hearing on the poor and other vulnerable burning power amplifier.

不要使音箱长时间大音量工作，一方面对人的听觉不好，另外容易烧毁电源及放大电路。

Has designed one kind take the monolithic integrated circuit system as the core, the bidirectional silicon-controlled rectifier presses as the accent the asynchronous motor soft starter connection electric circuit and the software architecture and so on.

设计了一种以单片机系统为核心，双向可控硅作为调压元件的异步电动机软启动器接口电路及软件结构等。

The system is composed of the mechanism of the car, device of ultrasonic detecting, CCD vidicon and circuit of MCU.

研究的整套装置由机械行走部分、超声波测量部分、CCD成像部分、里程轮和电路处理及单片机部分组成。

The paper is based on the project"Theoretical Research and Design of KeyTechnique for Power Management IC". And it mainly deals with the design of highefficiency synchronous Buck DC/DC converter with novel soft start IC.

本论文基于西安电子科技大学科研项目&电源管理类集成电路关键技术理论研究及设计实现&，主要研究带有新型软启动的高效同步降压型DC/DC转换器的工作原理和电路设计。

In the inductance-coupling mesoscopic circuit, by taking account of the charge discreteness, a method for calculating quantum effects is proposed in the new Fock space that is formed by the eigenstate of charge operator.

针对电感耦合介观电路模型，计及电荷的离散性，提出一种在电荷算符本征态构成的新Fock空间中计算系统量子效应的方法。

A new testing method of high frequency power magnetic component and its electrical circuit model of measurement is produced.

提出了高频功率磁元件测试新方法和实验电路模型，实现了磁元件模型各参量的确定及铜、铁损等效电阻的分离。

Purpose: FM RF amplifier and local oscillator of FM tuner.

用途：用于调频、射频放大电路及调频调谐器中的本机振荡。

This paper particularly introduces each circuit schematics and terminal signal processing methods.

对实现系统的各部分电路及终端的信号处理方法作了较为详细的介绍。

It includes working-flow, circuit schematics and so on.

详细的介绍了轴温监测系统硬件部分，给出了硬件部分的工作流程和全部的电路原理图，指出监测节点的作用及与监控中心节点的设计区别。

The IGBT shortcircuit protection circuit with perfect performance is designed and studied on the basis of the principle of collector emitter voltage desaturation dectection and the limitation of IGBT shortcircuit safe operating area.

根据集电极退饱和检测短路原理及IGBT的短路安全工作区限制，设计出具有较完善性能的IGBT短路保护电路。

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。