00000nz a2200000n 4500 001 KSH1998027684 005 19980429142020 008 980429 n azknn|abn |a a|a | 150 ▼a비뉴톤계▲ 450 ▼wr▼i영어▼anon-newtonian systems▲ 550 ▼a딕소트로피[thixotropy]▲ 550 ▼a점성[粘性]▲