00000nz a2200000n 4500 001 KSH2000038706 005 20021023161558 008 001124 n azknn|abn |a a|a | 150 ▼a강인[强靭]▲ 450 ▼wr▼i영어▼atoughness▲ 550 ▼a강인강[强靭鋼]▲ 550 ▼a강인성[强靭性]▲ 550 ▼a강인화[强靭化]▲