passive sonar

常見例句

A crucial issue in a passive sonar system is detection of the spectral lines.
在被動聲納系統(tǒng)中，線譜檢測是一個至關(guān)重要的問題。
Feature extraction of targets radiated-noise is the key technique of passive sonar target recognition system.
目標(biāo)噪聲特征提取是被動聲納目標(biāo)識別系統(tǒng)的關(guān)鍵技術(shù)。
First the paper explains the principle and physical basement of passive SONAR direction and the reason that will lower the precision.
論文闡述了被動聲納測向原理及物理基礎(chǔ)，并分析了影響測向精度的主要因素。