00000nz  a2200000n  4500
001  KSH2002014756
005  20021022000000
008  020607 n azknn|abn          |a a|a    | 
150  ▼a이온화 진공계[--化眞空計]▲
450  ▼a전리 진공계[電離眞空計]▲
450  ▼wr▼i영어▼aionization vacuum gage▲
550  ▼wg▼a진공계[眞空計]▲
550  ▼a전리(이온화)[電離]▲
550  ▼a진공도[眞空度]▲