00000nz a2200000n 4500 001 KSH2001023901 005 20021218000000 008 011229 n azknn|abn |a a|a | 150 ▼a시감 투과율[視感透過率]▲ 450 ▼wr▼i영어▼aluminous transmittance▲ 550 ▼wg▼a투과율[透過率]▲