(来学网)在无任何刺激的情况下,唾液的基础分泌为每分钟
  • A.
    (来学网)0.1ml
  • B.
    (来学网)0.2ml
  • C.
    (来学网)0.3ml
  • D.
    (来学网)0.4ml
  • E.
    (来学网)0.5ml