13.下列有關PDD與TAR的關係式何者正確？
(A)TAR(d,rd)=[PDD(d,r,f)/100]×BSF(r)×[(f+d)/(f+dmax)]²
(B)TAR(d,rd)=[PDD(d,r,f)/100]÷BSF(r)×[(f+d)/(f+dmax)]²
(C)TAR(d,rd)=[PDD(d,r,f)/100]×BSF(r)×[(f+dmax)/(f+d)]²
(D)TAR(d,rd)=[PDD(d,r,f)/100]÷BSF(r)×[(f+dmax)/(f+d)]²

TAR=D(d)/Dfs(d)BSF=D...