重力点

GPS技术应用于南亚重力点测量中的一般性问题的讨论

Discussion of Common Problem During the Application of GPS Technology in Gravity Survey in South Asia

讨论了应用GPS测量重力点的大地高，从而获得地面点的扰动重力（或称纯重力异常）值这样新的重力边值条件，如何从理论与实际上确定重力场的问题。

This paper discusses the problem of gravity field determination by application of such a new gravity boundary condition as the disturbing gravity by use of GPS .

我国一些绝对重力点精度的初步评价

Preliminary appraisal of precision for absolute gravity values at some station , China

利用有限实测重力点数据作为计算结果的约束点，采用特定的插值方法对计算结果进行系统差修正。

Then the results were constrained by some surveying gravity points and corrected through the special interpolation method .

新网由57个点组成，其中有6个绝对重力点。

It is now replaced by the new CGBN 85 , which comprises 57 gravity stations including 6 absolute gravity stations .

采用有限实测重力点数据对计算结果进行约束，并采用离散插值的方法对计算结果进行系统差修正，即可得到最终的空间重力异常值。

Then the results were also corrected by some surveying gravity values and the interpolation method was used to get the final results .

阐述了适用于陆地5'×5'网格内无重力点，但周围一定范围内有重力点时，其平均空间重力异常的推值方法。

This paper focus on the investigation of the prediction methods of land means free-air anomalies of the 5 ' × 5 ' grids ln which there is not gravity point . but there are some around the grids .

浅水域及其边缘重力测点的地改问题

On the Terrain Correction of Gravity Point in Shallow-Water and its Margin Areas

绝对重力基准点的重复测量

Repeat observation of absolute gravimetry datum in crustal movement observation network of China

岩矿体斜断层重力特征点序列灰色反演研究

Grey inverse method used gravity characteristic point sequence for dip fault of rock and mine

这块200-300米大的星体位于我们星球前方一个重力平衡点上，不对地球构成任何危险。

The200-300m-wide rock sits in front of our planet at a gravitational " sweet spot ", and poses no danger .

岩钉钢环制造商对重力作用点一直未作研究，重力作用点取决于未知的公差范围。

The point of actuation by gravity has not been investigated by the karabiner manufacturers and is subject to an unknown tolerance range .

要求我们时时刻刻保持机头的姿态，同时在接地的过程中使用小油门，让飞机的重力作用点从机翼转移到主轮。

So we need to keep the nose attitude all the time and need some power during touch down to transfer the weight of the airplane from the wings to the main gear .

文中举例说明如何根据导航定位数据求出所需的用于计算厄缶校正的各个变量和相应的均方误差，以及各个重力测点的地理位置。

In this paper , examples are given to show how to calculate from navigation positioning data the required variables and corresponding RMS errors which are used to work out Eotvos corrections , and the geographic coordinates of every gravity station .

GPS用于贵州山区1∶20万区域重力调查测点定位工作的试验

Experiment of Applying GPS to Positionning of Survey Point in Regional Gravity Investigation with 1:200,000 in the Mountainous Area of Guizhou

我国陆地均匀重力测量补点问题的研究

The Research on the Problem of Supplementing Points for Land Mean Gravity Surveying in China

局部重力场的点质量模型

Point-mass model of local gravity field

华北重力网测点重力变化特征与中强震的对应

Characters of Gravity Change in North China surveying Network and its Correspondence with medium and strong Earthquake

前往重力作用的中心点。

Go to the center of gravity 's pull .

作为重力为0的点，我可以选择这里。

I could have chosen my zero point of potential energy anywhere I please .

基于卫星重力梯度数据的点质量模型构建

Point-Mass Model Construction Based on Satellite Gravity Gradients

区域重力地改测点高程平移法精度探讨

Discussion on the precision of survey point elevation LEVEL-MOVING method in the regional gravity topography correction

首先必须设计和布置测网，选择一个测量基点，而这些测网交点便是重力测量的观察点。

First of all , You have to design the gravimetric network and a base station . Gravimeter observation are usually made at the corner of the square grid .

即研究天体表面物质所受到的重力指向天体中心点的集合所形成的形状。深入讨论了几种不同性质的力学方式如天体自转、引潮力、进动及章动等，所对应的重力收敛特性、。

Several different kinds of mechanical methods such as celestial rotation , tidal force , precession and nutation , etc as well as its corresponding gravity convergence shape and movement characteristics by gravity are discussed .

极地重力网由18个重力点组成，其控制面积近40平方公里，用闭合环式方法观测。

The gravity network of polar area is composed of 18 gravity points . Its control area is about 40 square kilometers .

拟建的国家重力基本网由100个点组成，其中有15个基准点（绝对重力点）、85个基本点（相对重力点），近200条测线。

The national gravity network to be built is composed of 100 points , 15 absolute gravity points and 85 relative gravity points , and nearly 200 observations .

近年来，在1∶20万区域重力调查工作中主要使用GPS确定重力测点的空间位置。

The height of gravity measurement points was determined mainly with GPS in regional gravity survey of scale 1 ∶ 200000 in recent years .

所得结果表明，两种绝对重力仪的测量结果中都发现了有些绝对重力点的绝对重力值存在较大的误差，已超出仪器设计者所宣称的精度指标。

The results indicate that the absolute gravity values measured at some stations with two kinds of instruments contain some considerable errors , which exceed the he'curacy index declared by . designers .

重力与水准观测值中都含有重要的重力场信息与点位垂直分量的几何信息。

In gravimetry and levelling observations . there exist the important information of gravity field and vertical component of geometrical position .

根据上述设计方法，本文设计出了国家新的基本重力网，并讨论了有关重力网的精度、绝对重力点、重力基线等方面的问题。

The new gravity basic national network has been designed on the basis of the method designed above . The questions about the accuracy of gravity network , absolute gravity stations , the gravity base line and so on have been discussed .