和电路

Based on the diagnostic strategies adopted by diagnosticians during electronic device diagnosis, the necessity and methodology of integrating the designer's and diagnostician's knowledge in building up a diagnostic expert system are investigated.

本文根据电子设备故障诊断中诊断人员所采用的诊断策略，对应用设计和诊断知识建造诊断专家系统的必要性和方法进行了初步的探讨，并以模拟电路为例讨论了系统实现中的有关问题。

After Using the off-line data sampling technology and simultaneous lock, parallel A/D convert technology, the time discrimination ratio was decreased to a duration of 0.83μS. The color adjustment panel and unfactual page exchange technology was used to show arc moving procedure in the software design.

采用硬件时序电路控制数据采集过程、同步锁存和并行模数转换等硬件技术大大地提高了测试过程的时间分辨率；软件设计中，采用调色板技术实现图象的灰度显示，采用虚拟页切换技术实现电弧运动过程的动画显示；采取软硬件结合的办法，可随意改变传感器阵列在二维平面的排列形状和疏密程度，这可以扩大电弧研究工作中测试系统的适用范围。

It is an extremely important semiconductor; doped with boron , phosphorus, or arsenic, it is used in various electronic circuit and switching devices, including computer chips, transistors, and diodes.

硅是一种非常重要的半导体；掺入硼、磷或砷后，可用于各种电子电路和开关器件，包括计算机芯片、晶体管和二极管。

It is an extremely important semiconductor; doped with boron, phosphorus, or arsenic, it is used in various electronic circuit and switching devices, including computer chips, transistor s, and diodes.

硅是一种非常重要的半导体；掺入硼、磷或砷后，可用于各种电子电路和开关器件，包括计算机芯片、晶体管和二极管。

According to the point of view of mechatronics, the modeling of the dot-matrix needle printer head has been completed by the method of electromechanics.

本文从机电一体化的观点出发，运用机电动力学方法，完成了计算机的点阵针式打印头的建模，并进行了数值模拟分析，且推导出"L"形打印头的磁路、电路和动力学方程，给出了相应的初始条件和边界条件。

In the first section of hardware circuits part, the design principle, project and application of the data transmission board based on the normal electrical chips are discussed in detail. The data transmission board is used to the way of synchronizing transmission that is a particularly novel way in the Real-time SAR Image Data Process and Transmission System and can nearly double the transmission ratio.

在硬件电路设计方面，本文首先讨论了基于普通芯片的专用数据传输接口板的设计和实现，该接口板采用同步传输的工作方式，比原系统中接口板的传输速率提高了近一倍，并且具有单机调试的能力，已用于"九五"灾害监测子系统中地面数据接收站和高速图形处理工作站之间的数据传输。

This paper develops a high-frequency welding power source with double-ended flyback topology.based on SG3525 a new type of control program is designed which with controlled pulse energy output characteristics, pulse width and frequency can be controlled, to control output energy.

本文给出一种基于双端反激式主电路拓扑和SG3525 PWM控制芯片，研制了一台高频脉冲能量可控式焊接电源，该电源通过对输出电流的脉宽和频率单独控制，从而控制输出能量。

Based on the duality principle, the thesis proposes the novel current-fed Z-source inverter.

和电压型电路一样，本文也对电流型Z源逆变器进行了相应的分析和讨论。

Firstly, the pulse source of middle- and far-range is deeply studied. The influential factors on the stability index of a pulse source are minutely analyzed, and full-solid and high-stability pulse source units, based on avalanche dynatron, are designed.

通过电路合成和空间合成两种方式进行脉冲源单元的功率和重复频率的相干合成，研制出高功率、高重频脉冲源，为实现超宽带冲激雷达的中远程目标探测提供了前提条件。

A substrate on which a high-frequency circuit and an earth plate are mounted and an antenna system is built in the housing of a portable radio device.

便携式无线电设备的外壳中，设置了基板和天线系统，该基板上安装了高频电路和接地导板。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。