(来学网)用皂膜流量计测量流量时,两刻度线之间的容积是500ml,皂膜通过的时间是66s,校准时气温是21℃,大气压为0.993×105Pa,问标准状况下流量是
  • A.
    (来学网)410ml/min
  • B.
    (来学网)414ml/min
  • C.
    (来学网)422ml/min
  • D.
    (来学网)446ml/min
  • E.
    (来学网)455ml/min