00000nz  a2200000n  4500
001  KSH2000031243
005  20000524110339
008  000524 n azknn|abn          |a a|a    | 
150  ▼a반발 계수[反撥係數]▲
450  ▼wr▼i영어▼arestitution coefficient▲
550  ▼a반발[反撥]▲
550  ▼a완전 비탄성 충돌[完全非彈性衝突]▲
550  ▼a탄성 충돌[彈性衝突]▲