(来学网)《中国药典》规定马钱子中士的宁含量应为
  • A.
    (来学网)0.08%~0.10%
  • B.
    (来学网)0.10%~0.18%
  • C.
    (来学网)1.20%~2.20%
  • D.
    (来学网)0.22%~2.25%
  • E.
    (来学网)1.80%~2.50%