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Term | 术语 | Definition | 定义 |
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geomagnetic field | 地磁场
| The MAGNETIC FIELD of the EARTH. Also called terrestrial magnetic field or earth's magnetic field. | 地球的磁场。也称之为terrestrial magnetic field或者 earth's magnetic field。 |
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geomagnetism | 地磁
| The MAGNETISM of the EARTH. Also called terrestrial magnetism. | 地球的磁力。也称之为terrestrial magnetism。 |
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geomatics | 地球信息学
| The science and technology of spatial information management, including the acquisition, storage, analysis and processing, display and dis... more | 空间信息管理的科学与技术,包括地理参考数据采集、存储、分析、处理、显示和分发。 |
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geometric dilution of precision | 几何误差放大因子 | See DILUTION OF PRECISION. | 参见dilution of precision(误差放大因子)。 |
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geometric latitude | 归化纬度,参量纬度
| See LATITUDE: PARAMETRIC. | 参见parametric latitude(参量纬度)。 |
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geometric projection | 几何投影
| See PROJECTION: PERSPECTIVE. | 参见perspective projection(透视投影)。 |
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geomorphology | 地貌学
| A branch of both geography and geology that deals with the form of the earth, the general configuration of its surface, and the changes that... more | 地理学和地质学的分支,它研究地球的形状、表面的总体结构以及陆地形状演变中发生的变化。 |
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geophysics | 地球物理学
| The study of the physical characteristics and properties of the EARTH. | 研究地球物理特性和属性的学科。 |
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geosphere | 陆圈
| The solid and liquid portions of the EARTH; the LITHOSPHERE plus the HYDROSPHERE. | 地球的固体和液体部分;岩石圈和水圈的统称。 |
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geostationary satellite | 对地静止卫星
| An earth satellite moving eastward in an equatorial, circular orbit at an altitude (approximately 35,900 kilometers) such that its period ... more | 地球卫星在赤道上空沿圆形轨道(距地面35900千米)向东运动,绕轨道一周的时间正好与地球自转一周的时... more |
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geostrophic wind | 地转风
| That horizontal wind velocity for which the Coriolis force exactly balances the horizontal pressure force. | 当水平气压梯度力和科里奥利力正好平衡时的水平风速。 |
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gibbous | 凸月的
| adj.). See PHASES OF THE MOON. | (形容词)。参见phases of the moon(月相)。 |
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gimbals | 常平架,常平环
| A device consisting of two rings pivoted at right angles to each other, for supporting anything, such as an instrument, in such a manner tha... more | 使仪器始终保持水平状态的装置。它由两个转动轴互相垂直的圆环组成。也称为cardanic suspension(万向悬架... more |
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glacier | 冰川
| A mass of SNOW and ICE continuously moving from higher to lower GROUND or, if afloat, continuously spreading. The principal forms of g... more | 从高处向低处连续移动或者如果漂浮在水上则不断向四周扩展的巨大冰雪团。冰川的主要类型有:冰原、... more |
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glacier ice | 冰川冰,陆冰
| Any ICE floating on the SEA as an ICEBERG, which originates from a land GLACIER. Also called land ice. | 发源于陆地冰川,而漂浮在海上的冰山。也称之为land ice(陆冰)。 |
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glacier tongue | 冰川舌,冰河舌
| Projecting seaward extension of GLACIER, usually afloat. | 冰川或者冰河延伸到海中的部分,通常漂浮在海上。 |
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glaciology | 冰川学
| The study of SNOW and ICE on the EARTH's surface, with specific concentration on the regime of active GLACIERS. | 研究地球表面冰雪,重点研究活冰川运动的学科。 |
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glen | 幽谷
| A narrow, secluded VALLEY. | 狭窄而幽静的山谷。 |
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glitter | 闪耀
| The spots of light reflected from a point source by the surface of the SEA. | 点光源被海面反射而形成的亮点。 |
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Global Positioning System (GPS) | 全球定位系统
| A satellite-based NAVIGATION system designed to provide highly accurate POSITION and velocity information in three dimensions and precise t... more | (GPS)。一种基于卫星的导航系统,能够在全球范围内全天候连续提供高精度的三维位置和速度信息和精... more |