《机械工程前沿(英文)》 >> 2006年 第1卷 第2期 doi: 10.1007/s11465-006-0013-3
Modal analysis of acoustic leak signal in pipelines using time-frequency analysis
College of Mechanical Engineering and Applied Electronic Technology, Beijing University of Technology, Beijing 100022, China
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摘要
关键词
dispersion ; selection ; guided ; research ; time-frequency