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Multipath_and_Doppler_Effects_and_Models
国外大学的讲义，对学习这2种效应基础理解很有帮助，pdf文档中有matalb代码带你一步一步的学习，很值得推荐。(Multipath and Doppler Effects and Models,very useful document of understanding the basic principle with its matlab code .)
- 2009-11-21 11:06:44下载
- 积分：1
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固体中的超声波
板波资料和书，里面有瑞利波和lamb波的相关资料(Plate wave data and books)
- 2017-12-10 21:53:54下载
- 积分：1
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20以内看图列算式
calculate the result, more execises and more experience.
- 2020-06-23 13:40:02下载
- 积分：1
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The-empirical-mode-decomposition
hht1.介绍2.非平稳数据处理方法回顾（声谱图、小波分析、WVD、改进谱、经验正交函数展开、其他各类方法）3.瞬时频率4.固有模态函数5.经验模式分解方法：过滤方法6.完整性和正交性7.希尔伯特谱8.确认和校准希尔伯特谱9.应用（经典非线性系统大量的结论、试验中得到的观测数据）10.讨论11.结论(1. Introduction 2. Non-stationary data processing methods Review (spectrogram, wavelet analysis, WVD, improving the spectrum, empirical orthogonal function expansion, other types of methods) 3. Instantaneous frequency of 4. Intrinsic mode function 5. Empirical Mode Decomposition Methods: filtering methods 6. completeness and orthogonality 7. Hilbert spectrum of 8. to identify and calibrate Hilbert spectrum 9. Applications (classical nonlinear systems a lot of conclusions, the trial in the observational data) 10. discussion 11. Conclusions)
- 2009-12-29 16:00:55下载
- 积分：1
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廖雪峰python3教程
说明： 如果你满足以下条件：
? 会使用电脑，但从来没写过程序；
? 还记得初中数学学的方程式和一点点代数知识；
? 想从编程小白变成专业的软件架构师；
? 每天能抽出半个小时学习。
那么你就能学会python(If you meet the following criteria:
Can use a computer, but never write a program;
Remember junior high school math equations and a little algebra;
Want to go from programming whiz to professional software architect;
I can spare half an hour to study every day.
Then you can learn python)
- 2020-06-25 16:20:01下载
- 积分：1
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ANSYS-Structural-analysis-guide1
ansys结构分析，线性静力、疲劳、断裂、复合材料、P-方法、梁分析(Ansys structural analysis, linear static, fatigue, fracture,, P- method, composite beams is analyzed)
- 2015-09-18 11:15:05下载
- 积分：1
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LiteOS20141118.pdf
华为lite os 说明文档，帮助开发 IOT(this is huawei lite os for IOT doc)
- 2016-04-01 11:44:19下载
- 积分：1
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uCGUI
ucGui的中文教程，推荐移植ucGui前学习下(ucGui Chinese Tutorial)
- 2021-03-28 21:19:11下载
- 积分：1
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ANSYS建模apdl命令流实例应用
一个精简典型的的建模实例，进行了建模、加载和静力分析等基本步骤(A streamlined and typical modeling example with basic steps such as modeling, loading, and static analysis)
- 2018-09-18 14:05:25下载
- 积分：1
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Nine-Free-Programs-Ebook
this is a book on nine free programs every pc should have.
- 2009-11-09 00:47:41下载
- 积分：1
