(来学网)老年人蛋白质提供的热量占总热量( )
  • A.
    (来学网)10%~12%
  • B.
    (来学网)12%~14%
  • C.
    (来学网)14%~15%
  • D.
    (来学网)15%~16%
  • E.
    (来学网)17%~18%