Read Edit View history 谱分析 pǔfēnxī spectral analysis Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 谱分析/譜分析 · pǔfēnxī · spectral analysis 2026/03/04 谱分析 / 譜分析 pǔfēnxī spectral analysis spectral analysis (physics) 谱分析是研究信号频率成分的重要工具。 created sense Mar 4, 2026, 02:25 AM