00000nz  a2200000n  4500
001  KSH1998017304
005  19990923201943
008  980429 n azknn|abn          |a a|a    | 
150  ▼a공액 단층▲
450  ▼wr▼i영어▼aconjugate fault▲
550  ▼wg▼a단층(지질학)[斷層]▲