00000nz a2200000n 4500 001 KSH2004041073 005 20041022152608 008 041022 n azknn|abn |a a|a | 150 ▼a정보 통신 분야[情報通信分野]▲ 450 ▼wr▼i영어▼ainformation and communication industry▲ 450 ▼wr▼i영어▼ainformation and communication sector▲ 550 ▼a정보 통신[情報通信]▲