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‘ ±ΜXbhΝίOqΙΙi[³κΔ’ά·
0040PRQlΪΜf³ρ
2007/09/20(Ψ) 23:37:20Α@θζθ
@sin(45+30)
sin45cos30+cos45sin30
γ2^2Eγ3^2{γ2^2E1^2
γ6{γ2^4
IΉ
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