东胜气田致密砂岩储层甜点预测关键技术与应用效果
曹绍贺, 任凤茹, 王霄霄

Critical techniques for sweet spot prediction for tight sandstone reservoirs in the Dongsheng gas field and their application effects
CAO Shao-He, REN Feng-Ru, WANG Xiao-Xiao
图6 东部河道瞬时频谱分析
Fig.6 Instantaneous frequency spectrum analysis of eastern river channel