搜索资源列表
DistributionControlstrategyConfigurationSoftwareDe
- 简要回顾了分布式控制系统策略组态软件的起步和发展历史；采用研究对比的方法系统分析了当前策略组态软件开发的现状。针 对当前的发展现状对今后组态软件的开发提出了几种值得借鉴和考虑的方向，并对未来的发展作了展望。-A brief review of distributed control system of the initial configuration software strategy and development history the use of research methodo
DevelopmentandDesignofIndustryControlConfiguration
- 工控组态软件的兴起与发展为工业过程控制、工业自动化开辟了一片新天地。介绍工控组态软件的发展现 状， 并从不同的角度探讨工控组态软件的开发与设计的思想， 进而展望中国民族工控组态软件今后的发展方-The rise of industrial control software configuration and development for industrial process control, industrial automation has opened up a new world.
domain
- 域名状态关注并抢注域名，这个文档对域名过期后关注其状态作了权威说明。-Domain name registered by the state of concern and domain names, expired domain name of the document to focus on its status after the authority made a note.
P1394aDraftStandardforaHighPerformanceSerialBus.ra
- Supplemental information for a high-speed serial bus that integrates well with most IEEE standard 32-bit and 64-bit parallel buses is specified. It is intended to extend the usefulness of a low-cost interconnect between external peripherals, IEEE
sji
- 频率合成技术在现代电子技术中具有重要的地位。在通信、雷达和导航等设备中，它可以作为干扰信号发生器；在测试设备中，可作为标准信号源，因此频率合成器被人们称为许多电子系统的“心脏”。直接数字频率合成（DDS——Digital Direct Frequency Synthesis）技术是一种全新的频率合成方法，是频率合成技术的一次革命。本文主要分析了DDS的基本原理及其输出频谱特点，并采用VHDL语言在FPGA上实现。对于DDS的输出频谱，一个较大的缺点是：输出杂散较大。针对这一缺点本文使用了两个方法
jinjingsheying
- 隧道近景摄影毕业论文，在文中作者介绍了国内外近景摄影在隧道变形位移测量中的发展及技术现状，并针对其中各个步骤如相机校正和图像处理、影相匹配等算法做了详细介绍。-Thesis tunnel close-range photogrammetry, in the article, the authors introduced a close-range photogrammetry at home and abroad in the tunnel deformation measurement tec
tribology2
- 本文分析了当前我国摩擦学发展所面临的形势和国内外摩擦学发展的现状与趋势 , 以及我国摩擦学界面临的挑战和机遇-This article analyzes the current development of our country is facing tribological situation and the development of domestic and foreign Tribological status and trends, as well as friction betwe
AES
- Rijndael加密算法是分组长度可变的分组密码。分组长度，密钥长度可以为128，192，256比特。 假设加密的中间结果为状态State。状态State可以用类似于元素为一字节的矩阵来表示，矩阵的行数为4，列数为Nb，Nb等于分组长度除以32。 -Rijndael encryption algorithm is the grouping variable length block cipher. Packet length, key length for the bit 128,192
QT4
- 讲述QT编程的经典书籍，无需都说，英文第二版，带源码- Table of Contents| Index Copyright Series Editor s Note Foreword Preface Acknowledgments A Brief History of Qt Part I: Basic Qt Chapter 1. Getting Started Hello Qt Making Connections La
contral
- 实现排水控制的函数，定时查询各个传感器状态-Drainage control to achieve a function of the various sensor status inquiries from time to time
3
- 分布式控制系统策略组态软件开发现状的分析研究与展望.rar-Configuration of distributed control system software development strategy analysis of the status quo and prospect. Rar
qianxilvsebilei
- 浅析绿色壁垒对我国贸易出口的影响论文，从绿色壁垒产生原因，绿色贸易壁垒的特点和表现形式，绿色贸易壁垒的现状， 绿色壁垒对我国的影响，应对绿色贸易壁垒负面反应的措施进行论述。-Analysis of green barriers on the trade impact of China' s papers, from the green barrier causes the characteristics of the green trade barriers and forms, the
DevelopmentoftheInternationalPKI
- 国际PKI发展现状,刚才上传了国内的发展现状，这个是国际的发展现状-PKI development of the international status quo, just uploaded the development of the domestic status quo, this is the development of international
TheRedundantWorkingModeBetweenDoubleIndependentEth
- 描述了在VxWorks 操作系统下以太网设备工作时的结构层次,介绍在这种结构下以太网卡驱动的工作原 理以及对链路状态进行实时监测的方法. 实现了VxWorks 下多网卡共用单MAC 地址和单IP 地址的功能,并阐明 双网卡协同工作时的多种状态以及状态间的迁移和出现故障后双网卡高速切换原理. 最终以RTL8139 网卡为例, 叙述了双冗余网卡原理的实现过程.-The working laying structure of the Ether Net device is describe
SAR image target dection overview
- SAR图像目标检测是SAR ATR(自动目标识别)的关键步骤,也是近年来SAR图像解译应用的一大研究热点.在广泛文献调研的基础上,本文从SAR图像目标检测的历史沿革、研究现状开始,综述了SAR图像目标检测的研究进展及存在问题-SAR image target detection is the SAR ATR (automatic target recognition) a critical step in SAR image interpretation is also applied in r
dintro
- 剖析D语言的电子书，D语言将会是改变游戏开发现状的新型语言-Analysis of D language, e-books, D language will be a game-changing status of the development of new language
CDMA2000JISHUYANJIN
- CDMA2000发展概述 CDMA2000网络现状 CDMA2000业务应用-CDMA2000 development of an overview of the status quo CDMA2000 business applications CDMA2000 network
Current_situation_and_Development_of_EDA
- 浅谈电子设计自动化技术的现状和发展，EDA在现代电子设计技术的地位及其对电子设计的推动作用-Talking about the electronic design automation technology status and development, EDA on the status of modern electronic design technology and its role in promoting the electronic design
b01
- 较好的学籍管理系统说明,能帮助一些初学者进行程序设计.-Good student status management
1-FDS-Inter
- A presentation on software development status quo in europe