大气波导

ARPS模式对南海地区大气波导现象进行了很好的模拟。

Using the ARPS had a very good simulation of the atmospheric duct of the South China Sea .

然后对组成大气波导测量系统的各个电路单元，如晶体振荡器、中放电路、鉴相积分控制电路以及PLL频率合成器电路等进行了详细设计，同时对设计的电路进行了仿真、优化和制作。

Then each circuit element of composed atmospheric duct , such as crystal oscillators , the amplifier circuit , phase integral control circuit and PLL frequency synthesizer circuit , designed in detail . At the same time the designed circuit is simulated , optimized and produced .

在介绍大气波导现象的基础上，初步研究两种经典计算蒸发波导的经验模型：Paulus-Jeske（P-J）模型和伪折射率模型，分别推导出蒸发波导高度方程，最后对两种模型作了分析研究。

It is introduced atmosphere duct phenomena and pilot studied two classic models of calculating evaporation duct , that is P-J model and pseudo-refractivity model . In every model , it is given the equation of evaporation duct height , it is analyzed the difference between two models .

大气波导效应及其对低空探测的影响分析

Atmospheric Duct and its Effect on Performance of Low Altitude Detection

中国低空大气波导出现概率和波导特征量的统计分析

Statistical Analysis of Occurrence and Characteristics of Atmospheric Ducts in China

浅谈海上大气波导形成及其测量预报技术

The Oceanic Atmospheric Duct Form and Its Measure and Forecast Technology

雷达海杂波反演海面大气波导的研究

Study on Inversing Sea Surface Atmospheric Duct from Radar Sea Clutter

大气波导效应引起不明空情的可能性分析

Analysis of Unidentified Air Intelligence Due to Atmospheric Duct Effects

大气波导中的电波传播与环境特性研究进展

Progress in Research of EM-Wave Propagation and Environmental Characteristic in Atmospheric Duct

海杂波反演大气波导的模拟退火算法

Simulated Annealing Algorithm of Inversing Atmospheric Duct from Sea Clutter

大气波导对电子系统作战性能的影响

Influence of Atmospheric Duct on Operational Performance of Electronic System

海洋上大气波导中电磁波传播损耗的误差分析和敏感性试验

Sensitivity experimentation and error analysis of electromagnetic propagation loss in ocean waveguide

大气波导环境下雷达参数的敏感性分析

Sensitivity Analysis of Radar System Parameters in Atmospheric Duct Environment

大气波导条件下雷达电磁盲区的研究

Study of the shadow zone of the radar in the atmospheric duct

大气波导与气象物理量场相关性的模拟分析

A simulation analysis of relativity of atmospheric duct and atmospheric parameter fields

大气波导对雷达异常探测影响的评估与试验分析

Evaluation and Experimental Analysis of Radar Anomalous Detection Influenced by Atmospheric Ducts

中国低空大气波导的极限频率和穿透角

The Cut Off Frequencies and Critical Angles of Tropospheric Ducts in China

大气波导对电子系统武器装备的性能及战术使用带来影响。

Atmospheric duct influences the performance and tactical use of electronic equipments .

电磁波在大气波导环境下传播特性研究

A Study on Propagation Characteristics of Electromagnetic Wave under the Atmospheric Duct Environment

大气波导对雷达测距和测高的影响

Influence of Atmospheric Ducts on Radar Ranging and Height-finding

海上大气波导环境下电磁波传播的抛物方程方法

Parabolic Equation Method of Electromagnetic Wave Propagation in Atmospheric Duct on The Sea

大气波导对电子侦察设备的影响

Influence of Atmospheric Duct on Electronic Reconnaissance Facility

大气波导对无线电盲区影响的射线跟踪计算与分析

Ray Tracing Formulation and Analysis of the Effect of Atmospheric Duct upon Radio Holes

对流层大气波导是对流层大气的一种异常结构。

The atmospheric duct is a kind of abnormal structure in the troposphere air .

南海地区大气波导分析与数值模拟初步研究

Analysis and Preliminary Research with Numerical Simulation of the Atmospheric Duct in South China Sea

近海面大气波导探测及与其它研究结果的比较

The measurements of atmospheric duct near sea surface and its comparison with other study results

大气波导是海上经常出现的现象，会导致电波异常传播。

Atmospheric duct is a common phenomenon over the oceans and conditions of anomalous radio propagation .

大气波导是一层不同于标准大气的特殊大气层，大气波导层有着较大的负折射率梯度值。

Atmospheric duct is a layer of special atmosphere which is different from the standard atmosphere .

大气波导特征分析及其对电磁波传播的影响

The analysis on characteristics of atmospheric duct and its effects on the propagation of electromagnetic wave

电磁波在大气波导环境中的传播特性及基于遗传算法的反演研究

Research on Propagation Characteristic of Electromagnetic Wave in Atmospheric Duct and Reversion Based on Genetic Algorithm