00000nz  a2200000n  4500
001  KSH2000028272
005  20000424150225
008  000424 n azknn|abn          |a a|a    | 
150  ▼a물리 검층[物理檢層]▲
450  ▼wr▼i영어▼ageophysical logging▲
550  ▼wg▼a검층[檢層]▲