00000nz a2200000n 4500 001 KSH2001015960 005 20021229083808 008 011101 n azknn|abn |a a|a | 150 ▼a슈퍼 피니싱[superfinishing]▲ 450 ▼a초정밀 다듬질[超精密--]▲ 450 ▼wr▼i영어▼asuperfinishing▲ 550 ▼wg▼a연삭 가공[硏削加工]▲ 550 ▼a슈퍼 피니시[super finish]▲ 550 ▼a슈퍼 피니싱 머신[superfinishing machine]▲