把R、L、C转换成频率信号f,转换的原理分别是RC振荡电路和LC电容三点式振荡电路。单片机计数得出被测频率,由该频率计算出各个参数值,数据处理后,送显示。
上传时间: 2016-03-04
上传用户:小眼睛LSL
With the successful implementation of XML Schema, developers are learning how to increase productivity, improve software reliability, minimize development time, and decrease time to market. This in-depth reference is an all-in-one resource designed to help developers leverage the power and potential of XML schemas by offering a complete roadmap to their creation, design, and use.
标签: implementation successful developers productivi
上传时间: 2013-12-08
上传用户:gxrui1991
Jagadishwar R. Sirigiri 关于光子晶体在微波领域应用的研究报告
标签: R. Jagadishwar Sirigiri 65279
上传时间: 2013-12-11
上传用户:lgnf
若干种r/s估值法源代码,试试看很好用,有没有朋友有其他估值法下的源代码?麻烦上传分享一下,
标签: 源代码
上传时间: 2016-03-16
上传用户:hxy200501
normkit is a set of tools supporting ontology learning. from xml,xsd to rdfs.
标签: supporting learning ontology normkit
上传时间: 2016-03-19
上传用户:曹云鹏
AdaBoost is an efficient tool in machine learning. It can combine a series of weak learners into a strong learner. Besides pattern classification, it also can be applied into feature selection. This document explains the use of AdaBoost.
标签: efficient AdaBoost learning learners
上传时间: 2013-12-06
上传用户:小宝爱考拉
Mahafza B.R, Elsherbeni A.Z. - MATLAB Simulations for Radar Systems Design - 2004 对于雷达系统设计师来说这是一本难得的宝典
标签: A.Z. Simulations Elsherbeni Mahafza
上传时间: 2016-03-20
上传用户:pinksun9
Threads are essential to Java programming, but learning to use them effectively is a nontrivial task. This new edition of the classic Java Threads shows you how to take full advantage of Java s threading facilities and brings you up-to-date with the watershed changes in Java 2 Standard Edition version 5.0 (J2SE 5.0). It provides a thorough, step-by-step approach to threads programming.
标签: effectively programming nontrivial essential
上传时间: 2016-03-20
上传用户:hn891122
对称密码体制的发展趋势将以分组密码为重点。分组密码算法通常由密钥扩展算法和加密(解密)算法两部分组成。密钥扩展算法将b字节用户主密钥扩展成r个子密钥。加密算法由一个密码学上的弱函数f与r个子密钥迭代r次组成。混乱和密钥扩散是分组密码算法设计的基本原则。抵御已知明文的差分和线性攻击,可变长密钥和分组是该体制的设计要点。
上传时间: 2013-12-14
上传用户:shanml
上以A R M 芯片为例,详细分析了在发生中断时如何实现中断现场的保护以及一 般嵌入式操作系统的多任务切换过程
上传时间: 2013-12-13
上传用户:BOBOniu