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student-course-management-system
学生成绩统计查询系统，有学生、课程、统计、查询、系统说明五个菜单，单击不同的菜单会有子菜单出现。很好的实现管理学生成绩问题。(Student performance statistics query system, students, curriculum, statistics, query, the system shows five menu, click a different menu sub-menu will appear. Achieve good management of student achievement issues.)
- 2011-06-13 01:21:28下载
- 积分：1
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photolithography
PHOTOLITIOGRAPHY( desigining and layout of cmos)
- 2012-01-09 18:32:58下载
- 积分：1
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GAOPIN
资料很重要，描述高频线路中的应用。主要是放大电路，实验步骤等等。(The item is very important, describe the application of high-frequency lines. The main amplifying circuit, the experimental procedure.)
- 2013-04-17 10:47:56下载
- 积分：1
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移动支付方案v1.3
中国某电信公司电子商务平台分为两层：支撑层和业务层，支撑层为电子商务业务的开展提供支撑功能，包括认证系统、支付系统、移动终端安全系统以及整个电子商务业务的计费和结算系统；业务层包括各种具体的电子商务业务以及为各种业务提供公共服务功能的业务平台。(a Chinese telecommunications company e-commerce platform is divided into two tiers : the supporting layer and the business layer, layer support for the development of e-commerce to provide business support functions, including authentication systems, payment systems, mobile terminals and security systems throughout the e-commerce business billing and settlement systems; Layer including business specific business and e-commerce operations for the full range of public services business platform.)
- 2005-07-25 15:06:29下载
- 积分：1
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phase
设计了一基于现场可编程门阵列（FPGA）的低频数字式相位测量仪。该测量仪包括数字式移相信号发生器和相位测量仪两部分，分别完成移相信号的发生及其频率、相位差的预置及数字显示、发生信号的移相以及移相后信号相位差和频率的测量与显示几个功能。其中数字式移相信号发生器可以产生预置频率的正弦信号，也可产生预置相位差的两路同频正弦信号，并能显示预置频率或相位差值；相位测量仪能测量移相信号的频率、相位差的测量和显示。两个部分均采用基于FPGA的数字技术实现，使得该系统具有抗干扰能力强,
可靠性好等优点。()
- 2008-05-10 14:51:06下载
- 积分：1
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new
基于嵌入式系统的数控机床加工工况信息采集及处理技术(NC machine tool based on embedded system processing condition information collection and processing technology based on PDF)
- 2012-04-27 17:13:45下载
- 积分：1
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Practical-Design-of-Power-Supplies
实用开关电源设计 实验电源 交流电源 直流电源(Practical switching power supply design experimental power AC power DC power supply)
- 2013-04-02 16:21:20下载
- 积分：1
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hybrid-energy-storage
一些使用的混合储能文献，对初学者很有帮助。(The document of some practical hybrid energy storage)
- 2021-03-04 09:09:32下载
- 积分：1
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ThePulse-detectingInstrumentBasedonUSBInterface
基于USB接口的脉搏检测仪本文设计该检测仪由硬件和软件两部分组成硬件电路包括数采集电路放大滤波电路控制电路及电源电路(ThePulsedetectingInstrumentBasedonUSBInterface)
- 2009-02-22 11:50:56下载
- 积分：1
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FFT-based-on-Altera-MegaCore
本文介绍了一种采用Altera 公司的FFT MegaCore 实现快速傅里叶变换的方法，该方法非常简单，能进一层次简化开发的流程，缩短工程开发周期，节约成本，因此在实际工程中是一种很好的应用。(This paper describes a use of Altera s FFT MegaCore fast Fourier transform method, the method is very simple and can develop into a hierarchy to simplify processes, shorten the project development cycle, cost savings, and therefore is a practical engineering good application.)
- 2013-08-27 19:37:25下载
- 积分：1
