00000nz a2200000n 4500 001 KSH2002025510 005 20021024133914 008 021006 n azknn|abn |a a|a | 150 ▼a마루(파동)▲ 550 ▼a골(파동)▲ 550 ▼a파동(물리학)[波動]▲ 550 ▼a파장[波長]▲