00000nz  a2200000n  4500
001  KSH1998031515
005  20021218000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a펌핑[pumping]▲
450  ▼wr▼i영어▼apumping▲
550  ▼a배수(물빼기)[排水]▲
550  ▼a송풍[送風]▲
550  ▼a수위 강하[水位降下]▲
550  ▼a압축(물리)[壓縮]▲
550  ▼a인공 양수 펌프[人工揚水--]▲
550  ▼a추출업[抽出業]▲
550  ▼a펌프[pump]▲