(来学网)X线平均波长与最短波长(λ)的关系是
  • A.
    (来学网)λmean ==0.5λo
  • B.
    (来学网)λmean ==1.0λo
  • C.
    (来学网)λmean ==2.0λo
  • D.
    (来学网)λmean ==2.5λo
  • E.
    (来学网)λmean ==3.5λo