propagation loss meaning in English

传播损耗, 传输损耗
传播损失

By analyzing the model of radio wave propagation loss , this paper provides a weighted centroid localization algorithm that uses coefficients , which are decided by the influence of beacons to unknown nodes , to prompt localization accuracy
文中通过对无线电传播路径损耗模型的分析，提出了加权质心定位算法，用信标节点对未知节点的不同影响力来确定加权因子，以提高定位精度。
The thesis analyzes the transmitting characteristic of the uwa channel , derives the propagation losses , eigenrays and channel impulse responses of uwa channel by use of the kraken normal wave mode and the ray trace algorithm based on velocity - depth curvilinear profile approximation . based on the analysis , a scheme of auto - replying lduwarc system by means of spread spectrum technique has been designed
论文首先分析了远程声遥控信道传输特性，分别利用kraken简正波和射线跟踪模型对深海和浅海水声信道的传输特性进行分析，对信道的多径结构、衰落和环境噪声进行了计算，并在此基础上设计了基于扩频技术的自主应答式远程声遥控系统方案。