00000nz  a2200000n  4500
001  KSH2002021008
005  20021216000000
008  020820 n azknn|abn          |a a|a    | 
150  ▼a순간 가속도[瞬間加速度]▲
450  ▼wr▼i영어▼ainstantaneous acceleration▲
550  ▼wg▼a가속도[加速度]▲
550  ▼a순간 속력[瞬間速力]▲
550  ▼a순간(찰나)[瞬間]▲