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高精度频率计
本系统基于 C8051F020 实现等精度的频率测量, 利用该单片机灵活的控制功能及速
度优势,大大提高了性能和测量精度。以往的测频都是采用高频段直接计数、低频段间接测周
的方法,其测量精度往往会随着被测频率的改变而受到影响。为了克服测频中高低频段测量精
度不等的缺陷,采用双计数器设计,实现等精度的频率测量。等精度的测量方法不但具有较高
的测量精度,而且在整个测频区域内保持恒定的测量精度。
- 2022-02-16 02:41:34下载
- 积分:1
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RenameBodyName
说明: 通过宏程序,自定义几何体前缀,批量修改几何体和几何体图形集名称(Rename name of body by macro)
- 2020-06-22 23:20:01下载
- 积分:1
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2kty
2ch 7seg thermoregulathor sch include, not avel power board AVR
- 2013-01-05 09:04:40下载
- 积分:1
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电子海图系统
多功能船用电子海图系统对保证船舶航行安全所起的重要作用得到了IMO和IHO以及众多航海专家的认可。ECDIS的概念正是在总结多功能船用电子海图系统的结构、功能和应用的基础上提出来的。(The multi-function ship electronic chart system has been recognized by IMO and IHO, as well as many navigation experts, for guaranteeing the navigation safety of ships.The concept of ECDIS is based on summarizing the structure, function and application of multi-function ship electronic chart system.)
- 2017-12-27 10:19:50下载
- 积分:1
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Latex-Symbols
LATEX Mathematical Symbols
The more unusual symbols are not defined in base LATEX (NFSS) and require usepackage{amssymb}
- 2012-06-19 03:28:49下载
- 积分:1
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A variety of time
各种时频分析工具包part5,非常有用的!忘了是哪位大哥发的,现转发到这,希望对大家有所帮助!-A variety of time-frequency analysis tool kit part5, very useful! Forgot who made Big Brother, it is forwarded to it, and they hope to be helpful to everyone!
- 2022-01-31 21:15:51下载
- 积分:1
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20180409081828
实现海杂波的滤波。针对海杂波各种噪声分析,滤波,给出去杂后真实信号的matlab程序(Filtering of sea clutter)
- 2018-04-09 09:00:14下载
- 积分:1
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MATLAB
说明: 在数学建模中常常用的算法类型的层次分析法(Analytic Hierarchy Process for Mathematical Modeling)
- 2020-06-18 12:20:01下载
- 积分:1
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threephaseACvoltageregulator
说明: 三相交流调压器,显示电压波形,用matlab的simulink进行仿真(three-phase voltage converter)
- 2020-01-04 16:43:08下载
- 积分:1
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HASPHL2010
HASPHL emulator 2010
- 2018-03-29 03:39:53下载
- 积分:1