基本解釋[動力與電氣工程]波譜圖[機械工程]波譜圖英漢例句雙語例句A novel method based on the Graham scan is proposed to extract the chief wave of the spectrogram envelop, while an improved angle detection method is applied to recognize the features.基于格雷厄姆掃描算法提出聲譜圖包絡主波提取的新方法，并用改進的角度探測方法進行包絡特征的識別。wave spectrogram更多例句專業(yè)釋義動力與電氣工程波譜圖機械工程波譜圖