00000nz a2200000n 4500 001 KSH2004040463 005 20041116104113 008 041116 n azknn|abn |a a|a | 150 ▼a크롬 착물[--錯物]▲ 450 ▼wr▼i영어▼achromium complex▲ 550 ▼wg▼a전이 원소 착물[轉移元素錯物]▲ 550 ▼a크롬[chromium]▲