quasi-attenuance

例句：

1. 1. The quasi-attenuance of the signal is measured by the receiver's sensitivity.
   信号的近似衰减率通过接收器的灵敏度来测量。
2. 2.The quasi-attenuance curve shows the relationship between the signal strength and the distance.
   近似衰减曲线显示了信号强度与距离之间的关系。
3. 3. The quasi-attenuance of the signal is affected by various factors such as frequency, polarization, and noise.
   信号的近似衰减率受到频率、极化和噪声等多种因素的影响。