terrain altitude

Generalized Predictive Control for Low Altitude Terrain Following Flight

低空地形跟踪飞行的广义预测控制

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The study used GIS technology to overlay and analyzed the soil erosion with related environmental background factors including terrain slop, altitude, aspect and so on, and analyzed the relationships between soil erosion and these factors.

利用GIS技术，对土壤侵蚀与其环境背景因子包括地形坡度、海拔高度、坡向等进行叠加分析，分析土壤侵蚀与这些因素间的相互关系。

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And the impact of terrain altitude on crop yield was slight except for the yield of potatoes, the impacts of slope aspect was slight.

地形高程除对马铃薯有一定影响外，对其它作物产量的影响不大；地形坡向对不同作物产量的影响普遍较微弱。

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Because of the influence about flood level 、 terrain and altitude, small wetlands which locate in the both sides of riverway are connected to the shape of beads.

由于合川区洪水位、地形、海拔的相互作用，使得河道两侧形成的小的湿地块被串联成串珠状。

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The interfaced forward looking infrared ( FLIR) system and a voice altitude warning system to provide enhanced terrain clearance operations.

前视红外系统和语音高度告警系统大大方便了低空贴地飞行的操作。

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Smoothing Approach to Digital Terrain for Low Altitude Penetration

低空突防用数字地形的平滑处理

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The Conventional terrain contour matching ( TERCOM) aided navigation system with poor real-time property, it can't meet the requirements for the navigation of aircraft in low altitude and high-speed flight.

传统的地形轮廓匹配（TERCOM）辅助导航系统，由于其实时性差，已不能满足飞行器超低空高速的导航需要。

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Terrain Altitude can be acquired using airborne interferometric SAR ( InSAR) while it acquires the SAR image of the ground. Therefore, InSAR is a new kind of remote sensing technology which can acquire 3D remote sensing information.

机载InSAR系统可以获取地面的高度信息，同时还能获取地面的SAR图像，因此机载InSAR可以获取地面的三维遥感信息。

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First , compliance with the design of nature, especially the altitude weather conditions and mountainous terrain features.

设计遵从自然, 特别是高原的气候条件和山地的地形特征.

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Study On Low Altitude Detect Efficiency Of Radar Based On Terrain Masking

地形遮蔽的雷达低空探测效能研究

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Numerical Simulation Method for 3-D Wind Field over Complex Terrain at Low Altitude

复杂地形低空三维风场数值仿真方法

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