Objective To explore the practical value of Mydrin-P in children with refraction error.
目的探讨美多丽- P在儿童散瞳验光中的应用价值。
The refraction error of the atmosphere is one of the largest error sources in precise GPS measurement.
在精密GPS测量中,大气折射改正误差是最大的误差源之一。
A formula of atmospheric refraction error of range measured by difference frequency delay method is presented.
给出了用差频延时法测距的距离折射误差计算公式。
The radio refraction error is a main error source among the factors affecting the accuracy of the measured data.
电波折射误差是影响靶场测量数据质量的主要误差源之一。
The effect of atmospheric refraction error on observed value is a very thorny problem in EDM trigonometric leveling.
在光电测距三角高程测量中,大气折光对观测量的影响是一个非常棘手的问题。
The refraction effect of light-wave when it propagates in atmosphere brings refraction error to optic radar's measurement.
由于大气对光波传播引起的折射效应,使得光学雷达测量中产生折射误差。
Then, on the basis of least squares collocation, an iterative model is given to dispose the refraction error, and the effect is satisfactory.
在此基础上,利用最小二乘配置原理构造了处理折光误差的迭代平差模型,取得了良好的效果。
Realtime correction method is mainly used in radio wave refraction error correction to improve radio instrumentation accuracy in engineering applications.
在实际工程应用中,为了提高雷达测量精度,电波折射误差的修正主要采用实时修正方法。
Static error mostly includes shafting error, coder error, time-lag error by TV sensor, measure distortion by optics structure and atmosphere refraction error etc.
静态误差主要有轴系误差、编码器误差、电视传感器本身存在的时间滞后误差、光学结构中可测量的失真以及大气折射误差等;
This paper proposes a formula fitting method for realtime correction of radio wave refraction errors for fast determination of the refraction error and improvement of radio instrumentation accuracy.
本文给出了电波折射误差实时修正的公式拟合方法,该方法在实际应用中能够快速得到折射误差,从而提高了雷达测量精度。
This paper proposes a formula fitting method for realtime correction of radio wave refraction errors for fast determination of the refraction error and improvement of radio instrumentation accuracy.
本文给出了电波折射误差实时修正的公式拟合方法,该方法在实际应用中能够快速得到折射误差,从而提高了雷达测量精度。
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