00000nz a2200000n 4500 001 KSH1999018651 005 19990708105916 008 990708 n azknn|abn |a a|a | 150 ▼a노폐물[老廢物]▲ 450 ▼wr▼i영어▼aeffete matter▲ 450 ▼wr▼i영어▼awaste product▲ 550 ▼a노폐[老廢]▲ 550 ▼a노폐물 배설[老廢物排泄]▲ 550 ▼a배설(생리작용)[排泄]▲ 550 ▼a외분비[外分泌]▲