Microarcsecond astrometry

The Celestial reference system(CRS) is possessed of important station in the fields of studying astrometry and geodesy.

天球参考系的研究在天体测量、大地测量等研究领域中占有重要的地位。

The principles and practical method of the application of Kalman filtering in thedata processing of VLBI astrometry and geodesy are investigated in this paper.

本文探讨卡尔曼滤波技术用于VLBI天体测量和大地测量数据处理的原理和方法；并深入地对Herring等提出的软件系统（SOLVK）进行详细研究，提出一些具体的办法以便应用。

Preliminary Analysis on CCD Astrometry of Saturn s Satellites;

观测使用了开放实验室分山基地的１５６ｃｍ天体测量望远镜上的ＣＣＤ探测器。

The scientific measurement of the positions and motions of celestial bodies.

天体测量学天体位置及运动的科学测量

Visual position measurements in astrometry are most affected.

天体测量学中视位置的测量受影响最大。

The Study of Accurate Positioning of the Satellites in the Solar System;

太阳系内部分天然卫星的高精度天体测量研究

A Kinematical Study for the Galaxy Based on the Revised Hipparcos Astrometric Data

利用新编依巴谷天体测量资料研究银河系运动

A configuration in which the position of one celestial body is90=from another celestial body, as measured from a third.

方照一种布局，其中某天体的位置与另一天体成90度，如从第三天体测量

At present, Astrometrists can not pay no attention to relativity any longer.

今天,天体测量学家再也不能对相对论问题置之不理了。

A new theoretical system of astrometry in the frame of relativity ought to be finished.

天体测量学需要在相对论框架下重新建立自己的理论体系。

an instrument for measuring altitude of heavenly bodies.

一种测量天体高度的仪器。

the branch of astronomy that deals with the measurement of the position and motion of celestial bodies.

天文学中有关天体位置与运动的测量的分支。

Study on Atmospheric Trace Gas Measurements Using Zenith-sky Scattered Light-DOAS Technique;

利用天顶散射光-DOAS方法测量大气痕量气体研究

Brief introduction to Russian natural gas metering and gauging guarantee system

俄罗斯天然气产品测量、计量保障体系简介

The angular distance to a point on a celestial object, measured north or south from the celestial equator.

赤纬到达某天体一点的角距，从天体赤道向北或向南测量得出

group measurement method

团体测量法 团体测量法

an instrument for measuring the angular distance between celestial objects; resembles an octant.

测量两个天体之间的角距离；类似于八分仪。

Natural rubber latex concentrate--Determination of total solids content

GB/T8298-1987天然浓缩胶乳总固体含量的测定

Relative State Measurements of Spacecraft in Formation Flying Based-on Stereo Vision;

编队飞行航天器相对状态的立体视觉测量研究

Analysis on the personal noise exposure in an outdoor iron mine factory

某露天开采铁矿厂个体噪声暴露测量结果分析

A Method for Relative Attitude Automatic Determination of Ship Blocks Based on Multi-antenna System

基于多天线的船体总段相对位姿测量方法