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我们常常会在各类的技术文章中见到诸如135、137、139、443之类的“端口”,可是这些端口究竟有什么用呢?它会不会给我们的计算机带来潜在的威胁呢?究竟有多少...
我们常常会在各类的技术文章中见到诸如135、137、139、443之类的“端口”,可是这些端口究竟有什么用呢?它会不会给我们的计算机带来潜在的威胁呢?究竟有多少端口是有用的?想要了解的话,就跟我来吧-We often in various technical articles seen as 135,137,139. 443 like the "port" However, these ports whether what is the use? It will give us the potential of computer threat? How many ports are useful? Want to find out more, come with me
- 2022-01-31 14:43:53下载
- 积分:1
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预处理
说明: EEG信号数据预处理教程。平台是matlab。批处理信号到分频段(EEG Data Preprocessing Course)
- 2020-06-23 14:00:02下载
- 积分:1
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topsis1
用R语言进行TOPSIS算法,TOPSIS方法是层次分析中一个较为常用的方法,这里给出其一个R语言实现(Using R language for TOPSIS method)
- 2018-03-05 20:35:18下载
- 积分:1
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matlap程序设计 刘卫国版 课后实验6
matlap程序设计 刘卫国版 课后实验6-matlap Liu Weiguo version of Experiment 6
- 2022-01-21 20:57:32下载
- 积分:1
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异步电动机调压调频正弦波直流脉宽调速系统(SPWM)的仿真模型...
异步电动机调压调频正弦波直流脉宽调速系统(SPWM)的仿真模型-Induction Motor VVVF DC sinusoidal PWM system (SPWM) simulation model
- 2023-08-20 17:50:03下载
- 积分:1
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小程序
说明: 各种cfd的fortran小程序,有sod激波管精确解、近似解,shuosher激波管近似解,包含WENO差分格式,牛顿法;还有网格生成书籍。(Various CFD FORTRAN programs, including SOD shock tube exact solution, approximate solution, shuosher shock tube approximate solution, including WENO difference scheme, Newton method, and grid generation books.)
- 2021-03-08 10:39:28下载
- 积分:1
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《MATLAB程序设计教程》一书的源代码,对MATLAB入门者很有帮助哦~~~,赶快下载吧...
《MATLAB程序设计教程》一书的源代码,对MATLAB入门者很有帮助哦~~~,赶快下载吧-"MATLAB Design Guide," a book of the source code, right MATLAB beginners helpful ~ ~ ~ Oh, it quickly download
- 2022-07-15 15:17:20下载
- 积分:1
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Luenberg_observer
说明: 对电池系统实现龙贝格观测器,在SOC初值有误的情况下准确观测到SOC真值(luenberg observer aa dd cc ff ddd)
- 2021-04-16 22:08:53下载
- 积分:1
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发射部分采用锁相环式频率合成器技术, MC145152和MC12022芯片组成锁相环,将载波频率精确锁定在35MHz,输出载波的稳定度达到4×10...
发射部分采用锁相环式频率合成器技术, MC145152和MC12022芯片组成锁相环,将载波频率精确锁定在35MHz,输出载波的稳定度达到4×10-5,准确度达到3×10-5,由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制;末级功放选用三极管2SC1970,使其工作在丙类放大状态,提高了放大器的效率,输出功率达到设计要求。-Part of the launch phase-locked loop frequency synthesizer using technology, MC145152 and MC12022 PLL chips to lock in the exact carrier frequency 35MHz, the output carrier to achieve the stability of 4 × 10-5, reaching the accuracy of 3 × 10-5 by the varactor diode V149 and integration to achieve MC1648 chip VCO FM modulation on the carrier selection transistor amplifier at the end of class 2SC1970, to work in the C state to enlarge and improve the efficiency of the amplifier output power to meet the design requirements.
- 2022-08-18 16:37:11下载
- 积分:1
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去年的操作系统课程设计,模拟文件实现与设计系统
去年的操作系统课程设计,模拟文件实现与设计系统-last year"s courses on operating system design, simulation and documentation can be achieved Design System
- 2022-10-31 10:55:03下载
- 积分:1