| 释义 |
sound head
sound head n (Film) the part of a film projector that reproduces the sound in a film sound head
sound head[′sau̇nd ‚hed] (engineering acoustics) The section of a sound motion picture projector that converts the photographic or magnetic sound track to audible sound signals. In a sonar system, the cylindrical container for the transmitting projector and the receiving hydrophone. |