00000nz  a2200000n  4500
001  KSH1998033589
005  20000321103011
008  980429 n azknn|abn          |a a|a    | 
150  ▼a비트 블럭[bit block]▲
450  ▼wr▼i영어▼abit block▲
550  ▼a압축(컴퓨터)[壓縮]▲