您要查找的是不是：
- 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。
- They just happened to cross paths at various times. 他们只是在不同时刻碰上了几次。
- 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。
- I happened to cross paths with President Obama at the dinner party. 我与奥巴马总统在晚宴上不期而遇。
- 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。
- Men and women carrying huge loads on their backs nod at us as we cross paths. 男人和女人都背着很重的东西，当我们穿过小路时向我们都点点头。
- 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。
- I hope I never cross her path again. 但愿我永远不再遇见她。
- When Simon and I happened to cross paths at Cave Rock, we discovered our mutual desire to try free climbing the Nose route on El Capitan. 当Simon和我偶然在Cave Rock相遇时，我们发现我们彼此都想试著自由攀登El Capitan的Nose。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- When visitors do cross paths, the exchange is often marked with a knowing smile, a wry bewilderment.And also a sense of wonder. 参观者们穿行而过时，彼此交换的会心一笑，常常混杂着扭曲的迷惑和惊奇感。
- 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
- She squelched along the muddy path. 她沿着泥泞小径格吱格吱地走。
- The flight path of the aeroplane cross, with fatal result. 飞机的航线互相交错铸成人命惨祸。
- He was destined to plod the path of toil. 他注定要在艰辛的道路上跋涉。
- It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
- Beauty and the Beast; The Prince and the Pauper; city mouse meets country mouse: Three classic tales where opposites cross paths, learn from each other, and live happily ever after. 美女与野兽》、王子与贫民》和《城市老鼠和乡村老鼠》这三个童话故事中，不同背景的“人”相识相遇，取长补短，从此以后融洽地生活在一起。
