gps leveling造句

• Research of method for gps leveling fitting in suzhou
  水准拟合方法的研究
• Discussion on factors of influence on gps level elevation and on elevation - fitting method
  水准高程的因素及高程拟合方法的探讨
• Determination of quasi - geoid in mainland china using geopotential model and gps leveling data
  水准数据确定我国大陆似大地水准面
• Research on the optimum experiment based on the gps leveling polynomial surface fitting model
  水准多项式曲面拟合模型的优选实验研究
• This paper presents a principle and method for building up the mathematical models of the quasi - geoid with high resolution and high accuracy by gps leveling in binjiang , hangzhou
  摘要介绍了通过布设足够密度且分布均匀的gps水准联测点，建立杭州滨江区高精度、高分辨率的似大地水准面数学模型的原理和方法。
• A description is made of the problems encountered in gps leveling measurement in this field and countermeasures . as observation of ground subsidence is made through measuring the relative movement of the observation stations , it is proposed to base the subsidence observation on change of geodetic elevation . check is made of the accuracy and reliability of this observation method by citing typical examples
  介绍了gps水准测量中的若干问题及其解决方法，结合开采沉陷监测需要的是相对变化量的特点，为避免坐标转换造成的精度损失，提出了开采沉陷观测中的下沉值可应用大地高的变化量代替的方法，并对其精度及可靠性进行了实例验证。
• In this paper , basing on many documents and the study of the former investigator , a new method of gps leveling being directly confirmed will be discussed in order to explore a method to improve precision ( which is centimeter or millimeter about the height anomaly ) of the engineering surveying , engineering construction and engineering research in the west mountainous districts of china ( for example yunnan province )
  本文通过大量参考文献的综述分析，在前辈研究的基础上，主要研究我国西部山区(以云南高原山区为例)确定gps水准的新方法，目的是为西部山区找到一种快速、实时、自动获取适合于工程测量、工程建设及工程领域科研的精度达到厘米级甚至毫米级的高程异常。