70-80% β 90%+ μ νλ λ¬μ±μΌλ‘ μμ©ν μ€λΉ
λͺ©ν: 70-80% β 85% μ νλ
π― 85% μ νλ λ¬μ± λͺ©ν
λͺ©ν: 85% β 90% μ νλ
π― 90% μ νλ λ¬μ± λͺ©ν
λͺ©ν: 90% μλ + 10% μλ = 95%+ μ΅μ’
π― 95%+ μ΅μ’ μ νλ λ¬μ±