海面倾斜与高程基准密切相关，它已经受到大地测量学界和海洋学界的重视。
There is a close correlation between sea level slope and height datum, in which geodesylists and oceanographers are interested.
就长距离超高压送电线路工程的GPS测量中如何选择大地水准面模型，如何确定GPS测量的高程等问题进行了讨论。
This paper has discussed how to select geoidal model and how to determine normal height in GPS survey of long distance transmission line project.
如何将GPS大地高转化咸水准高程，并使其保持一定的精度，一直是人们研究的热点。
So it's always a hot topic how to transform GPS ellipsoidal height into level elevation and to keep certain accuracy.
一般说来，水准测量测出的大地水准面高程的精度，远远超过任何其它方法的精度。
In general the accuracy of geoidal heights, as given by spirit levelling, much exceeds that of any other system.
提出了国家地理空间信息基准框架内改进与更新原有的大地坐标基准、高程基准和重力基准的建设道路及解决原则。
The higher requirement of the former coordinate datum, height datum and gravity datum was in dire need of improvement and update in modernization.
介绍当今确定天文大地垂线偏差的新仪器———CCD自动天体测量仪和确定两点间高程异常差的新方法。
A new means of determining astro geodetic deflection of the vertical CCD automatic astrometer and the new method to determine the difference of height anomalies between two points are described.
GPS高程转换中，大地高的精度将直接影响转换后正常高的精度，为此大地高的粗差探测是比较重要的一个环节。
The accuracy of Orthometric Height will be directly affected by ellipsoidal height precision during GPS height transformation, therefore, the detection of gross error is very important.
利用成都市似大地水准面模型探测和分析了两个传统高程控制网中可能存在的系统偏差。
The systematic bias of the two traditional vertical network was detected and analyzed by use of Chengdu quasi-geoid.
介绍了GPS高程的应用理论，大地水准高的计算方法以及利用曲面拟合法计算大地水准面高，并对结果进行了分析，绘制出高程异常等值线图。
The paper introduces the application theory of GPS height and both the general method and the curved surface fitting method to measure geodetic height.
您可以使用常数大大地提高程序码的可读性，并使它易于维护。
You can greatly improve the readability of your code and make it easier to maintain by using constants.
为计算地面上具有高程的两点间的大地距离，构造了一个过两已知点的新椭球，确定出了新椭球的有关参数，在此基础上给出了计算大地距离的非迭代法和大椭圆法，并与传统方法进行了精度比较。
In order to calculate the geodetic distance of two points that are far from the refernced ellipsoid, a new ellipsoid which passes the two points is constructed, then its parameters are determined.
这些并发编程模型，也被越来越多地应用于实际的开发之中，并且被证明可以极大地提高程序运行速度。
These models are also widely used in real applications and proved to be a great help to increase programs 'execution speed.
指出GPS大地高与正常高之间的转换关系较难确定是限制GPS高程应用的主要原因。
It is more difficult to confirm the transformation relationship between geodetic height and normal height. This is main reason of restricting application of GPS height into use.
指出GPS大地高与正常高之间的转换关系较难确定是限制GPS高程应用的主要原因。
It is more difficult to confirm the transformation relationship between geodetic height and normal height. This is main reason of restricting application of GPS height into use.
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