(来学网)两种介质声阻抗(Z1和Z2)在何种情况下不发生反射
  • A.
    (来学网)Z1-Z2=0.3%
  • B.
    (来学网)Z1-Z2=0.2%
  • C.
    (来学网)Z1-Z2=0.1%
  • D.
    (来学网)Z1-Z2=0
  • E.
    (来学网)Z1-Z2=-0.1%