00000nz  a2200000n  4500
001  KSH2004041110
005  20041015134155
008  041015 n azknn|abn          |a a|a    | 
150  ▼a툴륨 이온[thulium ion]▲
450  ▼wr▼i영어▼athulium ion▲
550  ▼wg▼a원자 이온[原子--]▲
550  ▼a툴륨[thulium]▲