00000nz  a2200000n  4500
001  KSH1998027123
005  20000330030524
008  980429 n azknn|abn          |a a|a    | 
150  ▼a마그네슘 동위 원소[--同位元素]▲
450  ▼wr▼i영어▼amagnesium isotope▲
550  ▼wg▼a동위 원소[同位元素]▲
550  ▼wh▼a마그네슘 20[magnesium 20]▲
550  ▼wh▼a마그네슘 21[magnesium 21]▲
550  ▼wh▼a마그네슘 22[magnesium 22]▲
550  ▼wh▼a마그네슘 23[magnesium 23]▲
550  ▼wh▼a마그네슘 24[magnesium 24]▲
550  ▼wh▼a마그네슘 25[magnesium 25]▲
550  ▼wh▼a마그네슘 26[magnesium 26]▲
550  ▼wh▼a마그네슘 27[magnesium 27]▲
550  ▼wh▼a마그네슘 28[magnesium 28]▲
550  ▼wh▼a마그네슘 29[magnesium 29]▲
550  ▼wh▼a마그네슘 30[magnesium 30]▲
550  ▼wh▼a마그네슘 31[magnesium 31]▲
550  ▼wh▼a마그네슘 32[magnesium 32]▲
550  ▼a마그네슘[magnesium]▲