00000nz  a2200000n  4500
001  KSH2001010794
005  20021126000000
008  010613 n azknn|abn          |a a|a    | 
150  ▼a비례 부분의 법칙[比例部分--法則]▲
450  ▼wr▼i영어▼alaw of proportional part▲
550  ▼a근사값[近似--]▲