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- free space path loss 自由空间路径损耗
- space path loss 空间路径损径
- And it can get the path loss of any point on single floors of buildings. 该模型既有二维跟踪模型的快速，又有三维跟踪模型的高精度。
- It briefly presents the theory for the diffraction over terrain obstacles and describes two different path loss models, the Hata model and a FFT-based model. 本文提出一个新的数学模型，描述压力波在充满黏性不可压缩流体的等向性弹性管中的传输行为。
- The Windows-based software, AREPS3.0, is applied to compute path loss versus range in the troposphere, using atmospheric information from shipboard weather prediction station. 使用AREPS3.;0软件计算不同距离上的路径损耗，大气信息取自舰载气象站；
- The method is adaptive to different path loss models and does not require any hardware modification on network or mobile devices.Moreover, the impact of shadowing is reduced. 该方案不需要对网络设备和移动终端作任何硬件改造，就能普遍适用于各种无线环境和路径损耗模型，同时能有效降低阴影效应的影响。
- Then critical technologies of simulation system are discussed, including frame processing structure, FH sequence generator, simulation models of path loss and multipath channel, simulation of signal propagation delay and jamming signal etc. 其次，讨论了仿真系统实现的关键技术，包括帧处理结构、跳频序列发生器、路径损耗与多径信道仿真模型、信号传播延时及干扰信号的仿真等。
- However, ranging measurements are often subject to errors, induced by multipath signals and variations in path loss, unreliable hardware or antenna connectors, or imperfection in measurement models. 可是，距离测量往往容易出现错误，多径信号和路径损耗变化，不可靠的硬件或者天线连接器，或者不理想的测量模型都可能导致错误出现。
- In this paper,the performance of wireless DNC system is analyzed by testing the performance parameters of wireless signal and proposing the path loss formula of radio wave propagation in workshop. 通过测试无线信号性能参数并提出车间环境下无线电波路径损耗经验公式,分析了无线DNC系统的性能。
- Modeling of propagation path loss in a canopy 树冠中电波传播路径损耗的研究及模型的建立
- Tell that joker to stop using my parking space. 叫那个家伙不要占用我的停车场。
- There is plenty of space here to move about. 这里有很大的活动空间。
- We're a bit cramped for space in this attic. 在这间阁楼里我们有点活动不开。
- There isn't much space left for your luggage. 剩下的地方不太够你放行李的。
- It's easier for small car to find a parking space. 小型汽车比较容易找到停车空地。
- The hotel has garage space for thirty cars. 这家饭店有停放30辆小汽车的车位。
- COOPERATIVE DIVERSITY UNDER LOG-DISTANCE PATH LOSS MODEL 对数距离路径损耗下的协作分集
- There isn't enough space for my address. 我写地址的地方不够。
- Space rockets are being sent up all the time. 现在随时都有火箭发射。
- Prediction of Radio Propagation Path Loss in Mountain Areas 山区环境电波传播路径损耗的预测
