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/ *说明:1。自定义分数的类分数,使用这样的分数可以C。
/*
描述:
1.自定义分数类fraction,使用该类可以完成分数的输入、分数的加、减、乘、除二目运算和一目减运算、分数的约分操作、分数的倒数运算、对两个分数进行六种比较运算、以及对分数的输出等操作。
2.尽量用运算符重载函数。如,可重载+、-、*、/、>、>=、 =,< ,< =,==,!=, in order to achieve a variety of computing scores. And achieve scores and mixed integer operations. 3. As far as possible to consider application performance.
- 2023-08-25 05:25:02下载
- 积分:1
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smarttool
非常实用的国密SM2、SM3、SM4算法工具(National Secret SM2, SM3, SM4 Algorithmic Tools)
- 2020-06-26 17:20:02下载
- 积分:1
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非常强大的打印控件,我们一直用他,价格便宜量又足
非常强大的打印控件,我们一直用他,价格便宜量又足-Very powerful print controls, we have been with him, the volume also cheap enough
- 2022-01-26 03:04:24下载
- 积分:1
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IEC61850应用入门 [何磊 编著] 2012年版
说明: 《IEC61850应用入门》是一本帮助读者理解、掌握IEC61850知识内容和思想精髓的参考书。全书共分五章:第一章简单介绍常规变电站自动化系统的不足,主要介绍了IEC61850标准的内容、特点和发展趋势;第二章介绍面向对象的基本概念,OSI、TCP/IP网络模型,以太网技术基础,XML、XMLSchema基础和常用软件工具;第三章介绍IEC61850的分层信息模型、具体定义、配置方式与配置文件;第四章主要介绍MMS基础知识、IEC61850与MMS的映射关系、MMS与ASN.1编解码和MMS典型报文分析;第五章介绍GOOSE服务、IEC61850—9—2SV服务、简单网络时间协议和IEEE1("Introduction to IEC61850 application" is a reference book to help readers understand and master the knowledge content and ideological essence of IEC61850. The whole book is divided into five chapters: the first chapter briefly introduces the shortcomings of conventional substation automation system, mainly introduces the content, characteristics and development trend of IEC61850 standard; the second chapter introduces the basic concept of object-oriented, OSI, TCP / IP network model, Ethernet technology foundation, XML, XML schema foundation and common software tools; the third chapter introduces the layered information model and specific definition of IEC61850 , configuration mode and configuration file; Chapter 4 mainly introduces MMS basic knowledge, mapping relationship between IEC61850 and MMS, MMS and ASN. 1 encoding and decoding and MMS typical message analysis; Chapter 5 introduces goose service, iec61850-9-2sv service, simple network time protocol and ieee1)
- 2021-02-16 23:19:46下载
- 积分:1
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猜字游戏,每次提示大小,猜的次数很少的赢得游戏。
猜字游戏,每次提示大小,猜的次数很少的赢得游戏。-Guess the word game, each time prompted the size of the small number of guess to win the game.
- 2022-04-22 08:28:34下载
- 积分:1
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digital+holography
这个软件可以用来做数字全息图的预处理、全息再现、相位滤波、相位去包裹
可以应用于数字全息三维形貌测量、微小位移或形变测量(This software can be used to do digital hologram preprocessing, holographic reproduction, phase filtering, phase to parcel Can be applied to digital holographic three-dimensional topography measurement, small displacement or deformation measurement)
- 2021-04-15 09:58:55下载
- 积分:1
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面波模拟退火反演地层
说明: 地震正演中面波模拟退火算法,该程序用来反演地层。(Surface wave simulated annealing algorithm in seismic forward modeling)
- 2019-09-19 13:54:26下载
- 积分:1
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AssaEX插件
说明: 第一步:将该目录所有文件覆盖到石器客户端目录;
第二步:将授权文件license.yz放置到文件夹 saplus;
第三步:打开目录saplussaplus.ini 修改 assa根目录= (如情缘:assa根目录=assa;
第四步:打开 64位系统请导入我后再操作.reg 并点击 确定;
第五步:重启电脑;
第六步:打开客户端自带的ASSA即可(如有错误请参考第三步assa根目录名称是否有错);(Step 1: overwrite all files in the directory to the stone tool client directory
Step 2: place license.yz in the folder saplus
Step 3: open the directory saplus saplus.ini and modify the Assa root directory = (for example, romance: Assa root = Assa)
Step 4: open 64 bit system, please import me and then operate. REG and click OK
Step 5: restart the computer
Step 6: open the Assa provided by the client (if there is any error, please refer to step 3 whether the root directory name of Assa is wrong))
- 2021-02-19 23:09:43下载
- 积分:1
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plotpdf
绘制任意一个向量或者矩阵数据的概率密度曲线PDF(The probability density curve PDF for drawing any vector or matrix data)
- 2017-12-27 20:16:59下载
- 积分:1
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VB同步Windows时间
VB同步Windows时间,测试本程序电脑必需联网,点击“同步”按钮即可实现时间同步,这是一个完整程序,可能服务器有错误,不过从网上找到时间服务器的话还可以修正程序。
- 2022-06-17 09:46:48下载
- 积分:1