多电路的

A digital adder needs more circuitry, and thus more power, to operate, but it does not require such high accuracy.

数字加法器需要更多的电路、因而需要更大的功率才能工作，但它不需要这么高的准确性。

In this paper, on basis of the principle of drop hammer device, a new calibrating method is presented.

根据落锤动态标定装置的工作原理，提出了一种改进标定方法，依据此标定方法的需要设计了一套对多路瞬态信号采集的硬件控制电路。

In this paper, on basis of the principle of drop hammer device, a new calibrating method is presented. According to the method a control circuit is designed of multichannel signal acquisition.

中文摘要：文根据落锤动态标定装置的工作原理，提出了一种改进标定方法，依据此标定方法的需要设计了一套对多路瞬态信号采集的硬件控制电路。

Two-stage matrix converteris a novel matrix converter,which developes from conventional matrix converter.Besides of adopting many ideal characteristics of CMC,TSMC also has many other merits,such as:fewer power switchings,more simplified clamp circuit,simple and reliable inversion,much simple control strategy,etc.

双级矩阵变换器(two-stage matrix converter，简称TSMC)是一种新型矩阵变换器，它继承了传统矩阵变换器(conventional matrix converter，简称CMC)的诸多理想特性，又具有功率开关器件相对较少、箝位电路大大简化、换流简单可靠、控制算法的复杂性降低等优点。

The device includes a network with a plurality of switches; a tank circuit connected between the network and a lamp; a controller.

所述装置包括一个包含多个开关的网络；连接在所述网络和灯之间的储能电路；一个控制器。

This paper introduces the design and fabrication of a practical high speed multi-signal controller made of MCM-C.

以一款T/R组件中的实用控制电路为对象，研究了基于多层陶瓷电路基板的MC M结构设计。

In this design, hardware circuit adopts liquid crystal screen and program sensor keyboard as interactive interface, 96 single-chip as chief controller, analog multi-circuit switch as transmission signal. To improve conversion accuracy, I also bond an analog to digital converter%26mdash;AD1674, so the programs mainly contain the display program design of the LCD module, the key-board control program and cyclical monitoring of various parameters and so on.

本文的硬件电路采用液晶显示屏和触摸式键盘作为人机交互界面，用80C196KB作为主控制器，用模拟多路开关传输信号，并且为了提高转换精度，外接了模数转换器AD1674，所以本设计的程序主要包括液晶显示程序、键盘管理程序、控制巡回采样等模块。

In chapter 4, the point-to-point and point-to-multipoint switching networks used in group communication in circuit switching networks is discussed.

第四章讨论了群组通信的另一个核心问题：电路交换网中的多点交换网络结构问题。

This system state the chose of components, chips, design of hardware circuit and system software in detail. It includes main program, interrupt service routine and many subprograms.

系统陈述了元器件和芯片的选择，硬件电路及系统软件的设计，系统软件包括主程序中断服务子程序和多个其它子程序。

So far, there is no ASSR system designed by our country, and all the ASSR systems are imported from abroad, which are expensive, and not convenient for spread. In addition, their hardware systems are too complex to repair and adjust. Hence, this paper designs an embedded ASSR system based on DSP in order to fill the gaps in this area.

目前我国还没有自主研发的多频稳态测试仪，都是从国外进口，价格昂贵，不便于推广，而且硬件电路复杂，不易维修和调试，因此本课题设计了基于DSP的嵌入式ASSR听力检测仪，能够填补国内在这方面的空白。

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。