00000nz  a2200000n  4500
001  KSH1998033382
005  20021126000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a비대칭 왜곡[非對稱歪曲]▲
450  ▼wr▼i영어▼aasymmetrical distortion▲
550  ▼wg▼a왜곡[歪曲]▲