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- They can be ground based or orbiting around the Earth. 望远镜亦可固定在地面或在太空中绕地球运行。
- Unlike ground based command sites that are vulnerable to attack,the E-4B has the mobility to escape direct assault. 不像易受攻击的地面指挥所，E-4B具有躲避直接攻击的机动能力。
- Ground based anti-air like Bullfrogs and Striker VX's can be taken out if you have numbers on your side. 如果你拥有数量优势的话，地基防空武器如牛蛙和打击者VX之流是可以被消灭的。
- The data sets include the images from Landsat and ERS satellites as well as some ground based soil and plant measurements. 这些数据包括一些实测的土壤和植被的数据以及陆地卫星Landsat和欧洲遥感卫星ERS遥感影像。
- The validity problem of active multi-decoy to ground base radar system is studied. 摘要研究了有源多假目标等欺骗性电子干扰对地基防御雷达系统的有效性问题。
- The objective of this thesis is to develop a general obstacle segmentation algorithm for use on board a ground based unmanned vehicle (GUV). 本研究的最终目标是利用建构口腔舌头模型，来研究生理语音构音的机制。
- Aircraft with HF datalink can fly polar routes and maintain communication with ground based systems (ATC centers and airline operation centers). 安装有高频数据链系统的航空器能够执行极地航路飞行，并保持与地面系统的联系（如空中交通管制中心和航空公司的运行控制中心）。
- Their missile silos are below ground. 他们的导弹发射井在地下。
- Some Vestian surface features have been resolved using the Hubble Space Telescope and ground based telescopes, e.g. the Keck Telescope. 使用哈柏太空望远镜和地基的望远镜，例如凯克望远镜，一些灶神星的表面特徵已经被辨认出来。
- Discussion on the Ground Base Treatment Alternatives of the Primary Material Yard Along the Yangtze River of Nanjing Steel Co. 南钢江边一次料场地基处理方案探讨。
- Methods A ground based research was(undertaken) using a clinostat to simulate microgravity,and rat pheochromocytoma(PC12) cells used as neuronal cell model. 方法以大鼠嗜铬细胞瘤(PC12)细胞作为神经细胞模型,利用水平轴回转器模拟微重力效应。
- Astrophysicists working with ground based detectors at the South Pole and balloon borne instruments are closing in on such structures, and may report their findings soon. 天体物理学家使用南极陆基探测器和球载仪器，正在越来越近地观测这些云系，也许不久会报告他们的观测结果。
- The conclusion is that seismic responses accrete with the following parameters: ground base elastic modulus, lining thickness, depth of bottom floor. 经研究，下列参数增大则地下结构地震响应增大：地基弹性模量、衬砌厚度、底板深度；
- It has been proven that this soil can bring about better results in the thermal insulation for frozen ground base and frozen heaving resis... 初步证明,轻质土在冻土地基的隔热保温与台背填土的防冻胀方面效果比较明显。
- Using ground based remote sensing, multiple angle observational experiment for the scattering of synthetic aerosol of the main types of air pollution in Beijing was carried out. 用地基遥感方法对北京市主要大气污染类型的气溶胶散射进行多角度观测实验,对比分析不同污染类型,及在不同观测角度下污染气溶胶的散射特征;
- The ground base was evaluated and analysed by using biological index and variation of population of benthon which are effected by bottom water and mud environment. 以底栖动物作为底层水环境和底泥环境长期影响的指标,利用生物指数和种群结构的变化对底质进行评价和分析。
- What this antenna system uses is satellitic signal, so nonexistent ground base the limitation of the station, accomplished the whole world on real significance to enclothe. 这个天线系统使用的是卫星信号，所以不存在地面基站的限制，做到了真正意义上的全球覆盖。
- A practical example of drainage culvert application to replace the pile foundation works for foundation treatment in a hydro-structure on mud ground base is presented. 主要介绍了在淤泥地基上建造水工建筑物时，利用排水涵管取代桩基础的工程实例。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- In this paper a new strategy and algorithm of non-circular surface NC grinding based on ACIS studied. 介绍了处理基于ACIS实体造型的任意非圆曲面内圆磨削的新策略和新算法。
