00652nam a2200217 c 4500001001300000005001500013007000300028008004100031020003400072049002800106052001700134056001400151082001400165245003400179260005000213300004200263500001700305650004800322700005300370950001100423KMO20113010620110706114551ta110622s2008    kjkad         001   kor    a9788992465588g93530:c\120000 lEM5127016lEM5127017c201a559.71b11-2  a559.712501a669.122100a제철공학 /d구연수 저  a광주 :b신화문화사,c2008[실은 2010]  avi, 166 p. :b삽화, 도표 ;c26 cm  a색인수록 8a제철(철강생산)[製鐵]0KSH19980026141 a구연수,g具燕秀,d1965-0KAC2016348364aut0 b\12000