(来学网)原子吸收法测定Cr和Cd的吸收波长分别是
  • A.
    (来学网)228.8nm,253.7nm
  • B.
    (来学网)228.8nm,357.9nm
  • C.
    (来学网)357.9nm,228.8nm
  • D.
    (来学网)357.9nm,253.7nm
  • E.
    (来学网)357.9nm,283.3nm