00000nz  a2200000n  4500
001  KSH1998027130
005  20000730071125
008  980429 n azknn|abn          |a a|a    | 
150  ▼a베릴륨 동위 원소[--同位元素]▲
450  ▼wr▼i영어▼aberyllium isotopes▲
550  ▼wg▼a동위 원소[同位元素]▲
550  ▼wh▼a베릴륨 10[beryllium 10]▲
550  ▼wh▼a베릴륨 11[beryllium 11]▲
550  ▼wh▼a베릴륨 12[beryllium 12]▲
550  ▼wh▼a베릴륨 13[beryllium 13]▲
550  ▼wh▼a베릴륨 14[beryllium 14]▲
550  ▼wh▼a베릴륨 5[beryllium 5]▲
550  ▼wh▼a베릴륨 6[beryllium 6]▲
550  ▼wh▼a베릴륨 7[beryllium 7]▲
550  ▼wh▼a베릴륨 8[beryllium 8]▲
550  ▼wh▼a베릴륨 9[beryllium 9]▲
550  ▼a베릴륨[beryllium]▲