资料来源 : pyDict

折声学

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Diacoustics \Di`a*cous"tics\, n. [Cf. F. diacoustique.]
   That branch of natural philosophy which treats of the
   properties of sound as affected by passing through different
   mediums; -- called also {diaphonics}. See the Note under
   {Acoustics}.