input acoustic impedance

例句：

1. 1. The acoustic impedance of thematerial is crucial for its performance.
   材料的声学阻抗对其性能至关重要。
2. 2. Acoustic impedanceis a measure of how muchenergy is reflected back to the sourcefrom the medium.
   声学阻抗是衡量介质反射回源的能量的度量。
3. 3. Theacoustic impedance of the air-filled space affects the sound waves that travelthrough it.
   充满空气的空间的声学阻抗影响通过它的声波。