00000nz  a2200000n  4500
001  KSH1998040628
005  19980429163331
008  980429 n azknn|abn          |a a|a    | 
150  ▼a원시우주선(방사선)[原始宇宙線]▲
550  ▼wg▼a입자 방사선[粒子放射線]▲