acoustical transmission coefficient

例句：

1. 1.The acoustical transmission coefficient of the material is crucial for its performance.
   该材料的声学传输系数对其性能至关重要。
2. 2. In acoustics, the acoustical transmission coefficient determines how sound waves are transmitted through a medium.
   在声学中，声学传输系数决定了声波通过介质的传输方式。
3. 3.The acoustical transmission coefficient was measured using an ultrasonic transducer.
   使用超声波换能器测量了声学传输系数。