00875nam a2200217 k 4500001001300000005001500013008004100028041001300069049003200082052001500114056001300129082001500142245018500157260004200342300003100384502008600415504002900501650004300530653003100573700005300604KDM20050757320200717125103050314s2005    bnka       FU 000   kor  0 akorbeng0 lEM3261273lEM3261274c2fDP01a553.4b5-1  a553.4240 a621.4322100a유한요소법을 이용한 열간 형단조 Nimonic 80A의 미세조직 변화 예측=xFEM prediction of microstructure evolution in close die hot-forged Nimonic 80A/d정호승  a부산:b한국해양대학교,c2005  aix, 131장:b삽도;c26cm1 a학위논문(박사) --b한국해양대학교 대학원:c기계공학과,d2005  a참고문헌: 장125-131 8a배기 밸브[排氣--]0KSH2002015860  a배기밸브a소성가공1 a정호승,g鄭互勝,d1972-0KAC2018528164aut