(来学网)汗液中固体成分所占比例为
  • A.
    (来学网)5%~1.0%
  • B.
    (来学网)2%~1.5%
  • C.
    (来学网)7%~2.0%
  • D.
    (来学网)2%~2.5%
  • E.
    (来学网)7%~3.0%
正确答案:
A