000  $anz n  2
000  $a주제어
001  $aKSH1999014226
005  $a19990415182407
008  $a990415 n azknnaabn          |a a|a    | 
150  $a규석[硅石]
450  $wr$i영어$asilicastone
550  $wh$a백규석[白硅石]
550  $wh$a순백 규석[純白硅石]
550  $wh$a장규석[長硅石]
550  $wh$a적백 규석[赤白硅石]
550  $wh$a청백 규석[靑白硅石]
550  $a규사 벽돌[硅砂壁--]
550  $a규화 작용[硅化作用]
550  $a무수 규산[無水硅酸]
550  $a석영[石英]