36.電子射束治療,質量阻擋本領之單位是:
(A)MeV/cm
(B)MeV/(g/cm)
(C)MeV/(g/cm2)
(D)MeV/(g/cm3)
答案:登入後查看
統計: A(184), B(211), C(1617), D(230), E(0) #2625951
統計: A(184), B(211), C(1617), D(230), E(0) #2625951