propagation path

The visible path experiences path loss only. But because of the blocking of obstacles and the relative motions between the vehicle, the none visible path also experiences propagation delay and Raleigh fading.

可视路径的传播只是经历了路径损耗，而经非可视路径传播的信号，由于障碍物的阻挡以及车辆间的相对运动等还经历了传播时延以及瑞利衰落。

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Time-Domain Analysis of the Effects of Reinforced Concrete Wall on Short Path Propagation of Electromagnetic Pulses

时域分析钢筋混凝土砖墙对电磁脉冲短径传播的影响

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The error of missile speed was deduced by the distance error. The distance error was obtained by a microwave radiometer directly detecting the atmospheric radiation brightness temperature on the path of radio wave propagation.

其速度（距离变化率）误差是利用与距离误差△R之间的关系得到，而△R由微波辐射计在电波传播路径上直接测量大气辐射亮度温度得到。

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The ideas presented here included: spiral scanning-path scheme that based on a Voronoi diagram algorithm of multi-connected domain that take its source at wavefront-propagation and the judgment of innermost-points and the offset approach were presented.

论述了基于Voronoi图理论的选择性激光烧结成型螺旋路径规划方法，主要内容包括：继承波阵面传播法思想的多连通域Voronoi图算法；内点判断、偏置线生成及螺旋扫描路径的生成。

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Based on the analysis of simulated results, it revealed that tensile stress at the crack tip is the driving force for the crack propagation, and the heterogeneity of mechanical property of material among concrete influences greatly on the curvilinear of crack propagation path.

通过对数值模拟结果的分析，揭示出混凝土在拉伸条件下裂纹尖端的拉应力集中是裂纹扩展的动力，混凝土组成材料力学性质的非均匀性是造成裂纹扩展路径曲折的重要原因。

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The model for simulating the laser beam propagation through the beam path indoor was described.

讨论了高能激光在室内传输通道内的数值模型及其算法。

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The fracture process is modeled by performing finite element analysis using ANSYS software, and the propagation path of compound crack as well as the crack tip temperature field is simulated. Furthermore, the fatigue tests of high strength steel specimens are carried out under IR thermographic detection.

进一步采用有限元软件ANSYS模拟拉伸试验过程，获得复合型裂纹的扩展路径以及扩展过程中的裂尖温度场变化。同时，进行高强度钢试件的疲劳试验，并采用热像仪进行监测。

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A branch of the qualitative diagnosis& Signed Directed Graph ( SDG) is a root cause analysis, which could reveal fault propagation path, and implement depth analysis and diagnosis of complex failure scenario conveniently.

定性故障诊断的一个分支&符号有向图（signed directed graph，简称SDG），是一种根原因分析方法，用于揭示故障传播路径，即剧情，便于实施复杂故障剧情的深度分析和诊断。

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In wireless communication networks, the performance of wireless links is severely degraded due to multi-path propagation effect and time variance characteristics.

无线信道中的多径传播效应和时变特性极大降低了移动通信系统的性能。

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The dissertation not only contains the pages of the propagation path designing and the database querying pages in the appendix, but also gives a designing example.

在附录中还收入了线路设计各步骤的页面，同时，还收入了一个设计实例。

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When ω> Ω e/ 2, the situation is just reversed, the ponderomotive force intends to sweep out the electrons from the region where the wave field is more intense, resulting in formation of a density through along the propagation path of the wave.

当ω>Ωe/2时情况正相反，有质动力倾向于在波的传播路径上形成密度槽。

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The coalescence between short cracks leads to crack propagation and the crack path is predominantly transgranular.

短裂纹的汇合造成裂纹发展且裂纹路径以穿晶为主.

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The results re-show the propagation path of the existing crack under the action of seepage and the movement process of the block cut by the crack under self-gravity, which is in agreement with the actual slope failure mode.

模拟结果再现了原始裂隙在渗流作用下的扩展路径及所形成的切割块体在自重作用下的运动过程，与边坡的实际破坏模式基本一致。

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