01079na  a2200253   4500001001300000005001500013008004100028040001100069041001300080052003100093245021800124300002100342653015000363700005300513700001400566700001400580700001400594773014200608856002000750900001400770900001400784900001400798900001300812KSI00023518220040714103438040618s1993    ulk           000   kor    a0110010 akorbeng01a530.7505b한519ㅂc13(1)00a물/섬유강화 고분자 복합재료/물 경계면에서의 초음파 반사=xUltrasonic reflection at a water/fiber reinforced polymer composite/water interface/d이재학,e이수철,e전정남,e오세종  ap. 15-20;c26 cm  a물a섬유a강화 고분자a물 경계면a초음파 반사aUltrasonic reflectionaWateraFiberaReinforcedaPolymera복합재료aComposite1 a이재학,g李在鶴,d1959-0KAC2017345854aut1 a이수철1 a전정남1 a오세종0 t비파괴검사학회지.d韓國非破壞檢査學會.g제13권 1호(1993년 5월), p. 15-20q13:1<15w(011001)KSE199508510,x1225-784240u1989666aKd00210aLee, J.H.10aLee, S.C.10aJun, J.N.10aOh, S.J.