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汉语拼音：dà dì cè liáng

确定地面点位、地球形状大小和地球重力场的精密测量。内容包括三角测量、精密导线测量、水准测量、天文测量、卫星大地测量、重力测量和大地测量计算等。任务是(1)为地形测图和大型工程测量提供基本的平面和高程控制；(2)为空间科学和国防建设提供精确的点位坐标、距离、方位角和地球重力场数值；(3)为研究地球形状大小、地壳运动和地震预报等提供资料。

• In an attempt to settle the matter once and for all, Nepal this week launched a two-year geodesic survey to measure the Himalayan peak.

  为了一劳永逸地解决这个问题，尼泊尔这个星期启动了一个两年的大地测量计划来测定珠穆朗玛峰高度。

• The general model called as a inversion singular model is synthesized from the linear models in geodesy inversion.

  将大地测量反演问题中的线性模型，综合为一般模型，称为反演奇异模型。

• The un-uniqueness of estimated parameter is one of the problems in geodetic and geophysical inversion.

  解的非惟一性是大地测量地球物理反演的一个难题。

• The main tasks of the global geodynamics project (GGP), organized by International Union of Geodesy and Geophysics (IUGG), are introduced.

  本文介绍国际大地测量与地球物理联合会（IUGG）组织实施的“全球超导重力仪观测用于地球动力学研究计划（GGP）”。

• Further researches concerning the Persistent Scatterer InSAR technique and its related application are also stated in this thesis.

  此外本研究亦针对新开发之永久散射体干涉技术进行试验，并探讨其应用于大地测量的可行性。

• Needle points to the geographical North Pole South Pole, the direction can be identified by this performance.

  磁针的北极指向地理的南极，利用这一性能可以辨别方向。常用于航海、大地测量、旅行及军事等方面。

• The technology of GPS has been introduced in ground survey, and has been rapidly developed in the area of road investigating as well.

  GPS技术已被引入大地测量，在公路的勘测设计中也已得到迅速推广。

• The study of projections from the cartographical point of view is not here considered as a branch of geodesy.

  从制图学的观点来研究投影，不认为是大地测量学的分支。

• The work of this paper may offer some reference and gist for research on astrometry and geodesy.

  本文的工作可为天文大地测量的研究提供一定的参考和依据。