00961na  a2200217   4500001001300000005001500013008004100028040001100069041001300080052003500093245016200128300002100290545004700311545003400358653012000392700004100512700002800553773012600581900001900707900001700726KSI00045132620050901093148050803s1999    ggk           000   kor    a0110010 akorbeng01a326.3405b한624ㅎc2(1)-2(4)00a국내 철도 차량의 음향발생 특성에 대한 비교 연구=x(A)sound power evaluation of various domestic railroad vehicles/d김정태,e조성호  ap. 28-37;c26 cm  a김정태, 홍익대학교 기계공학과  a조성호, 한국가스공사  aSound power levelaEquivalent noise level leqaSound propagationa음향파워크기a등가소음도a음향전파1 a김정태,d1954-0KAC2018234704aut1 a조성호0KAC2018I78550 t한국철도학회지.d한국철도학회.gVol.2 No.1(1999년 3월), p. 28-37q2:1<28w(011001)KSE199901986,x1229-110210aKim, Jeung-Tae10aCho, Sung-Ho