00000nz  a2200000n  4500
001  KSH2004031768
005  20040831123102
008  040831 n azknn|abn          |a a|a    | 
150  ▼a공명 터널 소자[共鳴--素子]▲
450  ▼aRTE(공명터널소자)[resonance tunnel element]▲
450  ▼wr▼i영어▼aresonance tunnel element▲
550  ▼a공명 터널[共鳴--]▲