80.在AAPM TG-43號報告中,關於
(r,θ) = Λ Sk[G(r,θ)/G(1,π/2)] g(r) F(r,θ) ,其中F(r,θ)所指為 何?
(A)apparent activity
(B)geometry factor
(C)radial dose function
(D)anisotropic factor
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統計: A(72), B(251), C(142), D(252), E(0) #1057675
統計: A(72), B(251), C(142), D(252), E(0) #1057675