常見例句雙語例句The sound reflection coefficient of the material is one of the important sound characteristics.吸聲材料的聲反射系數(shù)是表征吸聲材料的重要的聲學(xué)特性之一。In the case of high frequencies, the sound reflection coefficient at sedimentary layer surface is simplified.文末對高聲頻情況下的海底上的聲反射系數(shù)進(jìn)行了簡化。The acoustic parameters include complex reflection and transmission coefficient (echo reduction and insertion loss), attenuation coefficient, complex acoustic impedance and sound speed.測量蓡數(shù)包括複反射系數(shù)（口聲降低）、複透射系數(shù)（插入損失）、衰減系數(shù)、複聲阻抗和縱波聲速。 返回 sound reflection coefficient