查询词典 tropospheric

Finally, applications of the anomalous propagation of microwave in tropospheric ducts are discussed: in connection with concrete radar parameters, effects of ducts on radar range and detection performance are discussed, the results obtained are of great value for the overall design of radar systems; by use of the interference standards of ITU-R, the co-ordination area of satellite earth-station under tropospheric ducts environment is studied ; by explaining the relationship between evaporation duct and advection fog, a new way to forecast sea advection fog from evaporation duct is provided.

最后讨论了对流层大气波导环境下电波异常传播特性的应用：结合具体的雷达系统参数，模拟计算了大气波导对雷达作用距离及发现概率的影响，对雷达系统的总体设计具有重要的参考价值；对表面大气波导环境下的卫星地球站通信协调区域进行了确定，从理论上很好地给出了协调距离量级的概念，为卫星地球站与地面微波站之间的协调提供了依据和参考；分析了利用海面蒸发波导来快速预测平流海雾的新方法，完善了平流海雾的预报方法，对海上安全作业和生产具有重要的意义。

During the PDO warm phase, however, there is a significant tropospheric biennial oscillation for the coupled interannual oscillations over these regions In addition , it seems to have a stronger correlation with the SST of the tropical eastern Pacific summer.

结果表明PDO冷暖位相中夏季江淮地区降水量与太平洋海温年际耦合振荡周期和强度均存在显著差异PDO冷位相中，夏季江淮地区降水与前期冬季西南太平洋和同期夏季黑潮区海温在7~8a时间尺度上的耦合最显著，而在PDO暖位相中，与这些地区海温呈现极显著的准2a耦合振荡，并且与同期夏季赤道东太平洋地区海温的准2a耦合振荡也迅速加强。

The effect of upper tropospheric perturbation PV on the development of the South-West Meso-cyclogenesis is discussed on Hoskins PV Principle in terms of conservation of PV on isobaric surface and humid isentropic PV.Upper tropospheric perturbation PV,which dilates slantwise downward and southward,is found to be an important factor to influence the low-level South-West Mesocyclone.

基于Hoskins位涡理论思想从等压面位涡守恒和湿等熵位涡守恒的角度来研究对流层高层位涡扰动对低层西南涡的发生发展影响，发现对流层高层位涡扰动是影响西南涡发生发展的重要因素，它对西南涡的影响表现出它有向南向下倾斜伸展的特点。

In the short wave Ionized layer reflection channel, the tropospheric scatter channel, and the moves channel, the clear channel and so on in the actual channel, because of the cloud layer%26rsquo;s, the sierra%26rsquo;s and numbers of high-rise construction%26rsquo;s influence in the city, it can produce the multi- diameters fading, causes the serious mark disturbance, and will limit the speed of the intelligence transmission.

在短波电离层反射信道、对流层散射信道、移动信道、广播信道等实际信道中，由于云层、山脉和城市中林立的高层建筑的影响，会产生多径衰落现象，引起严重的符号干扰，限制了信息传输速率的提高。

In order to improve the monitoring precision and resolution of tropospheric zenith delay, the hybrid approach, using a batch least squares estimator but parameterizing the zenith delay by a linear spline with knots at 30-minute intervals and treating the knots as a Gauss-Markov process, is employed to deal with the tropospheric zenith delay.

为了提高对流层天顶延迟的监测精度和分辨率，我们采用了分段的参数估计和随机过程相结合的估算方法来处理对流层延迟，由此获得了分辨率分别为2 h和30 min，精度好于1 cm的天顶延迟量。

The photochemistry mechanism, distribution and variation rule of tropospheric ozone of east asia in...

采用区域大气模拟系统和大气化学输送模式，研究了夏秋两季东亚对流层大气臭氧的光化学机理和分布变化规律。

This research process the ionosphere-free triple-differenced carrier phase observation which consist of double frequency GPS observations from the GPS receiver carried on the CHAMP and 40 IGS tracking stations. Besides, the tropospheric correction model, solid earth tide correction, mass center correction of the satellite, earth rotation correction and antenna phase center correction are incorporated. Finally, determine the satellite short-arc orbit with the pure geometry, kinematic, method.

本研究利用CHAMP卫星上装载之GPS接收器所接收之双频观测量与地面上40个IGS追踪站组成三次差分无电离层观测量，并改正观测量中之对流层误差、固体潮误差、质量中心改正、地球自转、天线相位中心偏差等误差量，以纯几何之动态法求定低轨卫星之短弧轨道位置。

Inevitably, some technically difficult problem must be solved, including the variety of speed about tropospheric propagation, the sky wave disturbance and the near-far problem.

但是，不可避免的遇到几个技术难题，包括无线电传播速度变化的影响，天波干扰问题，以及远近效应问题。

Several "standard" troposphere models can be used to estimate the tropospheric delay.

几个"standard"对流层模范能被用来估计对流层的耽搁。

AIM has also found a strong resemblance between the noctilucent clouds and tropospheric clouds that hover near Earth's surface, which suggests that the dynamics of near-space weather may not be incredibly strange after all.

&他们如此微细，不会散光&，托马斯说。同时，AIM 卫星也发现，夜光云与漂浮在地球表面的对流层云极其相似。这说明，近太空的空气动力并非不可想象。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了