01150nam a2200205 c 4500001001300000005001500013008004100028041001300069049003200082052001600114056001400130082001500144245025900159260003600418300003100454502008600485650004700571653028500618700004100903KDM20043737220041019164325041011s2004    ulka       AXh000   kor  0 akorbeng0 lEM3137615lEM3137616c2fDP01a454.02b4-1  a454.02240 a551.4622100a천해 해저면 음향 특성이 광대역 음향 신호의 간섭 패턴에 미치는 영향 연구=xStudies on influences of acoustic characteristics of the seabed in shallow water on the interference patterns of broadband acoustic signal/d이성욱  a서울:b한양대학교,c2004  axi, 141장:b삽도;c26cm1 a학위논문(박사) --b한양대학교 대학원:c지구해양과학과,d2004 8a수중 음향[水中音響]0KSH1998021332  a지구해양과학a천해a해저면a음향신호a해저음향환경a해저탄성a광대역a해저면음속추정a모드차단주파수a수심변화a주파수영역간섭패턴a폭발성신호a선박신호a수중음파aINTERFERENCE PATTERNaBROADBANDaACOUSTIC SIGNAL1 a이성욱,d1965-0KAC2018356394aut