sound reflection coefficient

常见例句

The sound reflection coefficient of the material is one of the important sound characteristics.
吸声材料的声反射系数是表征吸声材料的重要的声学特性之一。
In the case of high frequencies, the sound reflection coefficient at sedimentary layer surface is simplified.
文末对高声频情况下的海底上的声反射系数进行了简化。
The acoustic parameters include complex reflection and transmission coefficient (echo reduction and insertion loss), attenuation coefficient, complex acoustic impedance and sound speed.
测量参数包括复反射系数（口声降低）、复透射系数（插入损失）、衰减系数、复声阻抗和纵波声速。