01156nam a2200301 c 4500001001300000005001500013008004100028040001100069041001300080052002400093245018000117300003200297545001400329545001400343545001400357545001400371653012100385700005300506700004800559700001400607700001400621773012400635856002100759900001900780900001700799900002100816900001700837KSI00009292820040108125612031127s2002    ulka          000   kor    a0110010 akorbeng01a539.9305b한538ㅅ00aPolly-pigs를 이용한 노후급수관의 세관에 관한 연구=xOld service pipe cleaning of polly-pigs cleaning technique/d이현동,e배철호,e박정훈,e김길남  ap. 303-312:b삽도;c26 cm  a이현동  a배철호  a박정훈  a김길남  a폴리피그a노후관a세관a개량a갱생aPolly-pigsaOld service pipesaCleaningaRenovationaRehabilitation1 a이현동,g李鉉東,d1961-0KAC2012312944aut1 a배철호,g裵哲鎬,d1970-0KAC2017235081 a박정훈1 a김길남0 t水質保全.d한국물환경학회.g18권 3호(2002년 5월), p. 303-312q18:3<303w(011001)KSE199509028,x1229-414440u30002803aKd00010aLee, Hyun-Dong10aBae, Chul-Ho10aPark, Jeong-Hoon10aKim, Gil-Nam