00000nz  a2200000n  4500
001  KSH2000030649
005  20000621003920
008  000621 n azknn|abn          |a a|a    | 
150  ▼a벌채령[伐採齡]▲
450  ▼wr▼i영어▼acutting age▲
550  ▼a벌기령[伐期齡]▲
550  ▼a벌목(벌채)[伐木]▲
550  ▼a영급(나무)[齡級]▲
550  ▼a영급법[齡級法]▲