00000nz  a2200000n  4500
001  KSH1998041654
005  20021128000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a진폭 특성[振幅特性]▲
450  ▼wr▼i영어▼aamplitude characteristic▲
550  ▼a진폭[振幅]▲