PDF(3755 KB)
PDF(3755 KB)
PDF(3755 KB)
基于希尔伯特黄变换的输气管道泄漏音波时频特性分析
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Time-frequency analysis of acoustic leakage signal based on hilbert-huang transform for natural gas pipelines
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