00934nam a2200229 c 4500001001300000005001500013007000300028008004100031040001100072041001300083052003700096245013900133300002200272545005000294545005000344653006600394700001900460700004800479773014100527900001800668900001800686KSI00089464320111004165944ta110816s2000    hck           000   kor    a0110010 akorbeng01a539.905b한648ㅎㅇc3(1)-3(4)00a방음시설의 소음저감효과에 관한 연구 =xReducing effect of traffic noise soundproof facilities /d전기성,e박영호  ap. 20-26 ;c26 cm  a전기성, 한국도로공사 도로연구소  a박영호, 한국도로공사 도로연구소  aTraffic noise pollutionaSoundproof facilityaVegetation belt1 a전기성4aut1 a박영호,g朴煐浩,d1958-0KAC2018552050 t環境復元綠化.d한국환경복원녹화기술학회.gvol.3 no.1(2000년 3월), p. 20-26q3:1<20w(011001)KSE200302660,x1229-303210aJeon, Giseong10aPark, Youngho