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- ground object spectrum 地物光谱
- Ground Object Spectra DataBase and It's Applications in Remote Sensing 地物光谱数据库及其在遥感中的应用
- A method of the ground object target simulation of SAR(Synthetic Aperture Radar) raw signal was discussed. 分析讨论了一种合成孔径雷达成像三维地物目标模拟的方法。
- The imaging fundamental of SAR was expatiated and the raw echo signal model of complex three-dimensional ground object target was established. 阐述了复杂三维地物目标模型的建立方法,分析了回波信号的结构并且讨论了成像仿真参数。
- The simulation parameters of SAR system were given and the imaging of the complex three-dimensional ground object target was finished. 最后完成了对三维复杂地物目标的成像仿真实验,得到了较为理想的结果。
- Three factors of image information, namely gray, texture and edge, are the basic factors which reflect the reliability of ground objects. 而图像信息理解的三要素，即灰度、纹理和边缘，是卫星图像反映地物的可信度的基本要素。
- classification of ground object characteristics 地物特征分类
- Matched terrain and ground object 地形地物匹配
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- The ground was covered with ferns. 地面上长满了羊齿植物。
- The color signal images corrected by Rayleigh Scattering are close to true color photography in ground. , laypeople can judge usual ground objects based on color and shadow of ground objects. 经瑞利散射纠正后的色彩信号图像接近于地面真彩色摄影，非专业人员能根据地物颜色及阴影判读出常见地物。
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
- Rachel who died last week was still above ground. 雷切尔上星期去世，现在还没安葬。
- This car really comes into its own on rough ground. 这辆汽车在颠簸的路上才真正显示出它独特的性能。
- They put some wreathes on the ground. 他们把一些花环放在地上。
- The ground was ploughed and planted with corn. 地翻耕后种上了玉米。
- He takes his ground on intuition. 他的意见是凭直觉。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- A good hot summer could dry the ground out. 一个炎热的夏天可以将大地干透。
- Bob pecked at the hard ground with a pickaxe. 鲍勃用鹤嘴锄在坚硬的地面上挖掘。
