降噪系数
- 网络noise reduction coefficient;NRC
降噪系数-
材料的降噪系数达0.6，中低频吸声性能较佳。
The noise reduction coefficient of the material is 0.6 , and the sound absorption property at middle-low fre-quency is good .
-
实验结果表明，采用本方法实现的X线电视系统，在降噪系数调节时，图像的降噪效果以及运动拖尾的变化都没有跳变的感觉。
The experiment results showed that when X-ray television system based on this method is regulated noise reduction coefficient , the effects of noise reduction , as well as movement of the tail of the image did not generate the feeling of transition .
-
结果表明，该板具有优异的吸声性能，降噪系数约为0.80￣1.10。
The result indicates that the board has excellent absorbing properties . Noise Reduction Coefficient is around 0.80 ~ 1.10 .