Spectral estimation method is an effective method in the case of parameter estimation of sinusoid signal in noises.It always applies cross-spectral estimation t
What will the Post in the world be like in 2005? At first glance, in view of worldwide structural changes, market liberalization and technological development,
Coal resources are very abundant in Zibo, Shandong Province, China. A lot of mining sewages are discharged during the coal mining. The mining sewage is charact