Spectral analysis and its application of element forms Data analysis and the application of Stata FEM limit analysis and its application in slope engineering Econometric analysis and its application in Python analysis and application of new features 并列题名:FEM limit analysis and its application in slope engineering Time series analysis and its applications: with R examples time series analysis and its applications: with r examples 并列题名:Wavelet analysis and its application in digital image processing Wavelet analysis and its application in digital image processing