00000nz  a2200000n  4500
001  KSH1998006360
005  20021011000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a감마철[--鐵]▲
450  ▼wr▼i영어▼agamma iron▲
550  ▼wg▼a철(금속)[鐵]▲
550  ▼a강성분▲
550  ▼a델타 철[--鐵]▲
550  ▼a동소체[同素體]▲
550  ▼a상변환[狀變換]▲
550  ▼a오스테나이트[austenite]▲