00701nam a2200217 c 4500001001500000005001500015008004100030040001900071041001300090049003200103052002100135056001300156082001500169100004800184245006400232260003600296300002900332502008000361653002200441963002000463KDM199909364  19990527132823990527s1999    ulka       AQ 000   kor    a011001c0110010 akorbeng0 lEM1846583lEM1846584c2fDM01a561.8b강879ㅇ  a561.8240 a621.382211 a강형원,g姜亨遠,d1973-0KAC20185002810a원환형 초음파 모터의 설계 및 특성/d강형원  a서울:b연세대학교,c1999  aiv,38장:b삽도;c26cm0 a학위논문(석사) --b연세대학교 대학원:c전기공학과,d1999  a초음파a모터  a전기공학과