例句與造句

1. Denoising in pipeline ultrasonic echo - signal based on empirical mode decomposition
   基于經(jīng)驗?zāi)B(tài)分解的管道超聲回波信號噪聲消除
2. The paper presents a detailed scheme on the reliable recognition of the ultrasonic echo - signal in high noise background . based on the scheme , a detailed discussion of the application of the traditional digital processing methods in this field is proposed in this paper . based on the traditional methods of wavelet analysis , some of novel algorithms are also proposed in the paper and have been programmed using matlab
   本文對高噪聲背景下超聲回波信號的可靠識別問題進行了深入研究，討論了經(jīng)典數(shù)字處理方法應(yīng)用于這個問題的不足之處，并在小波分析的幾種傳統(tǒng)方法的討論基礎(chǔ)上，做了幾點改進，以適合所要解決的超聲回波信號的可靠識別問題，并進行了程序?qū)崿F(xiàn)。
3. It's difficult to find echo-signal in a sentence. 用echo-signal造句挺難的