(来学网)为避免铅在小肠吸收增加,脂肪供热比为()
  • A.
    (来学网)≤25%
  • B.
    (来学网)35%
  • C.
    (来学网)40%
  • D.
    (来学网)25%~30%
  • E.
    (来学网)30%~32%