00000nz  a2200000n  4500
001  KSH1998025746
005  19991224145301
008  980429 n azknn|abn          |a a|a    | 
150  ▼a대륙붕 탐사[大陸棚探査]▲
550  ▼a대륙붕[大陸棚]▲