查询词典 modulation

Welding control system comprises hardware and software, using C language welding program, and it reduces difficulty of control system exploitation. Scheduling control, sampling disposal of feedback signals and digital PI modulation are achieved through program control, and this controls veraciously welding process.

焊接控制系统由硬件和软件两部分组成，焊接程序采用C语言编写，降低了控制系统软件开发的难度，通过程序控制实现时序控制、反馈信号的采样处理及数字PI调节，对焊接过程进行准确的控制。

Multilevel vestigial sideband modulation in HDTV can be implemented by analog or digital method.

高清晰度电视中的多电平残留边带调制既可用模拟的方法也可用数字的方法实现。

Based on theoretical analysis to this modulation phenomenon, two sets of linealy equations for computing 3D displacement of the virtual point sources of the reference beams and the measured object have been derived.

基于对这种调制的理论分析，导出计算参考光虚点光源和被测物体三维位移的二个线性方程组。

In the fourth chapter and the fifth chapter, the article designed the front-end, including the power generating circuits, the clock generating circuits, the modulation/ demodulation circuits, and the voltage comparator. All the circuits were simulated and proved to work correctly. Finally the article designed layout of the front-end.

对基本的微分上电复位进行改进，防止高频信号错误复位；用简单的电路实现了对信号的电容负载调制；用电压检测的方法实现对信号的解调；设计了一个CMOS交叉耦合箝位电压比较器。

The system directly uses the frequency conversion velocity modulation way automatic control the speed of water pump motor, has saved the system investment.

系统直接采用变频调速方式自动调节水泵电机的速度，节省了系统投资。

Using a variety of water-soluble additives and modulation by water.

采用多种水溶性添加剂和水调制而成。

Altera Corporation system to the Cyclone FPGA series of digital platform, microprocessor, bus, Digital Frequency Synthesizer, memory and I / O interface hardware concentrated in an FPGA, the use of direct digital frequency synthesis technology and digital modulation waveforms required to achieve the rise, Using FPGA ROM storage of the DDS waveform table, and make full use of on-chip resources, improve the system's accuracy, stability and robustness.

系统以 ALTERA公司的 Cyclone 系列 FPGA 为数字平台，将微处理器、总线、数字频率合成器、存储器和 I/O 接口等硬件设备集中在一片 FPGA 上，利用直接数字频率合成技术、数字调制技术实现所要求波形的产生，用 FPGA 中的 ROM 储存 DDS 所需的波形表，充分利用片上资源，提高了系统的精确度、稳定性和抗干扰性能。

In particular, be warned that the back-coating liquid required specialized modulation, do not add the waxiness class as smoothing for cigarette packaging can easily lead to failure in the poor, some cigarette packaging business card printing and membership card making businesses use diluted with water of a normal back-based UV-oil fluid posive this kind of quality issues.

不入格需给示意的是，不不背涂液需附带调制，不成补充蜡质类的滑爽剂，否则便当引起烟包包装黏分不牢，有些烟包制卡和会员卡制作企业搁置以火浓缩后的别致火性平油怠工不不背涂液，不离便当呈现此类质度题目。

This paper analysed the relationship between three-level svpwm and carried-based modulation detailedly and gave the mathematical expression of zero sequence element.

本文详细地分析了三电平电压空间矢量与载波调制的之间的内在联系，并推导了零序电压分量的数学表达式。

Voltage space vector,zero sequence element,distribution coefficient,carried-base modulation

中文关键词：电压空间矢量，零序分量，分配因子，载波调制

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。