Isbn: 9787511453945 - 致密砂岩储层核磁共振测井评价方法孟祥宁著中国石化出版社9787511453945 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2019-06-01 Pages: 120 Language: Chinese Publisher: China Petrochemical Press. Tight Sandstone Reservoir NMR Log Evaluation Method. starting from improving the signal-to-noise ratio of NMR logging data. it analyzes the Wavelet packet threshold algorithm and wavelet packet threshold adaptive filtering algorithm for nuclear magnetic resonance echo data denoising method.?When analyzing the wavelet packet threshold algorithm. it is found that sym7 is a wavelet packet basis fun.…