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chegnx
说明: 轴系设计计算-4
人字架结构尺寸的优化设计-1
曲线拟合和多项式拟合-2(Shaft design calculation-4 Renzi Jia Structural size optimization of the design curve fitting and polynomial fitting-1-2)
- 2011-03-27 16:26:42下载
- 积分:1
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gs010
An Active Rectifier must be installed in a 60Hz 208V three-phase distribution system in
order to provide a high power quality 600V DC supply for a 150kW motor drive. The
active rectifier VSC and control is an American Superconductor (AMSC) PM-1000
Power Module with the Active Rectifier control option.
- 2014-10-26 15:30:14下载
- 积分:1
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feinier
“物理光学”课程设计:菲尼尔衍射积分及考纽曲线的绘制,有原代码。( Physical optics course design: Fresnel diffraction integral and draw the cornu curve, the original code.)
- 2014-11-16 11:35:33下载
- 积分:1
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artoolkit
artoolkit中文教程,包括开发原则,例子程序讲解,新建maker,多模板等几个部分(failed to translate)
- 2013-05-05 15:53:17下载
- 积分:1
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21840268cure
cure算法的c语言完美实现,值得借鉴并运用(cure the perfect realization of the algorithm c language, it is worth learning and using)
- 2009-11-16 14:36:09下载
- 积分:1
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MATLAB-GUI
maltlab gui程序代码
希望对大家有帮助!(maltlab gui program code hope to have everyone help!)
- 2013-04-06 14:59:45下载
- 积分:1
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程序1.0
说明: 假定均匀线列阵的阵元数为16。入射平面波为是频率为62.5Hz的正弦信号。阵元间距为波长的1/2。系统采样频率为1kHz,观测时间为0.4s,阵列加权方式为均匀加权,分别给出:
(a)当平面波信号分别从0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100度方向入射时,主瓣指向90度方向的波束形成器的输出序列。(It is assumed that the number of elements of uniform linear array is 16.The incident plane wave is a sinusoidal signal with a frequency of 62.5Hz. The element spacing is 1/2 of the wavelength. The sampling frequency of the system is 1 kHz.The sampling frequency of the system is 1 kHz, the observation time is 0.4 s, and the array weighting mode is uniform weighting.)
- 2019-05-03 16:59:59下载
- 积分:1
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servercontrol
server control to transmitt ECG
- 2010-02-20 04:17:27下载
- 积分:1
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HuffCode
In computer science and information theory, a Huffman code is an optimal prefix code found using the algorithm developed by David A.
- 2015-03-31 04:23:32下载
- 积分:1
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081105
说明: 基于MATLAB的组合模型
在港口吞吐量预测中的应用
以某港1998--2007年集装箱吞吐量为实测数据,建立其集装箱吞吐量的灰色理论、三次指数平滑、三次多项式
等预测模型,在MATLAB下,对比该港集装箱吞吐量各模型预测拟合值与实际值的差异。分析了差异产生的原因及其单一预
测模型的局限性,提出了港口集装箱吞吐量组合预测法。其预测误差明显低于其它单模型。运用组合预测模型.可以降低误
差。提高预测精度。(A combination of MATLAB-based model in port throughput prediction of a Hong Kong 1998- 2007 container throughput for the measured data, the establishment of its container throughput of the gray theory, the three exponential smoothing, prediction models, such as cubic polynomial in MATLAB, the contrast of the Hong Kong container throughput of fitting the models to predict the value of the difference between the actual value. Analysis of the causes of differences and the limitations of a single prediction model, the combination of port container throughput prediction. Its prediction error was significantly lower than other single model. The use of combination forecasting model. Can reduce the error. Improve the prediction accuracy.)
- 2009-08-09 13:04:22下载
- 积分:1