00000nz  a2200000n  4500
001  KSH1998010713
005  19990511194836
008  980429 n azknn|abn          |a a|a    | 
150  ▼a결정 전위▲
550  ▼a점결함▲
550  ▼a표면 결함[表面缺陷]▲