se noi 中文意思是什麼
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The self - - noise of underwater vehicles is one of the main interfere sources in sonar, which is compound of three kinds of noise inc1uding the machinery noise, the propel ler noi se and the water ki net ics noise
航行體自噪聲是聲納的主要干擾源之一，它由航行體運動時產生的機械噪聲、螺旋槳噪聲和水動力噪聲幾部分構成。 -
Analysis and reform for carbonate pump with vibration and noi se
碳酸鹽泵振動原因分析及改造
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