短語(yǔ)詞組短語(yǔ)passive ranging sonar 被動(dòng)式測(cè)距聲納的發(fā)展?fàn)顩r;被動(dòng)式測(cè)距聲納passive bearing sonar 被動(dòng)測(cè)向聲納passive sonar detection 被動(dòng)式聲納偵測(cè)submarine passive sonar 潛艇被動(dòng)聲納passive sonar system 無(wú)源聲吶passive sonar early warning 被動(dòng)聲納預(yù)警passive sonar for ranging 被動(dòng)噪聲測(cè)距聲吶passive sonar display 被動(dòng)聲納顯示Passive synthetic aperture sonar 被動(dòng)合成孔徑聲吶 返回 passive sonar