00692nam a2200241 c 4500001001300000005001500013007000300028008004100031049001400072052001800086056001500104082001700119245004600136260002800182300005400210490002000264500005300284500001700337650004700354700001900401830002000420950001000440KMO20176691220180204181454ta170818s1984    ickad         001   kor  0 lEM679702701a567.656b17-1  a567.6562601a621.385722300a電子交換工學槪論 /d吳世泳 著  a인천 :b靑岩,c1984  a410 p., [1]장(접지) :b삽화, 도표 ;c23 cm10aESS series ;v1  a권말부록: 어랑B식과 그의 미계수 등  a색인수록 8a전자 교환[電子交換]0KSH19980194071 a오세영4aut 0aESS series ;v10 b\6500