查询词典 error of measurement

In order to get accurate measurement result,this paper proposes an error dynamic amendment method and uses it in the online dynamic measurement system of clean surface composite board.

给出一种误差动态修正方法，该方法基于对额外设置的基准块的动态测量及计算机对数据的自动修正，在具有光洁表面的板材厚度的在线测量中得到了较好地应用。

This paper is on the basis of principle of trigonal height measurement of total station,combined working practice,and analyzed the influence to trigonal height measurement precision of total station by the law of error propagation,we concluded the factors influence the precison of trigonal height survey of total station,so as to call attention to us in our jobs.

根据全站仪三角高程测量原理，结合工作实践，通过误差传播定律对影响全站仪三角高程测量精度进行分析，找出影响全站仪三角高程测量精度的因素，以便在测量工作中能够提高测量精度。

In this paper,in combination with practice of penstock anchorage extra-large height difference settlement measurement for a pump-storage hydropower station,the measurement systematic error(including the invar leveling staff temperatare correction,scaled plane bend correction and circld bulb inclination correction)is analyzed.

结合某抽水蓄能电站镇墩特大高差沉降观测的实际工作，分析了铟钢水准尺温度改正、分划面弯曲改正及水准尺圆水准气泡倾斜改正等系统误差的规律，得出了一些有益的结论。

The measurement are affected mainly by three factors which are the RF effect, the space charge effect and the error of measurement.

在注入器出口处，电子束发射度由：热发射度、射频场效应引起的发射度增长和空间电荷效应的发射度增长三部分组成。

A new launch vehicle telemetry system scheme with an independent sub-system of environmental measurement is designed, which could analyze environmental data on rocket and then sends analysis results instead of original measurement data to the ground station during the flight tests. And a method of overlapping data segmentation is presented for solving the error-accumulation problem caused by calculating the shock response spectra during the whole flight. Besides, the rocket-borne optimal process parameters of the acoustic noise, shock and vibration are obtained by simulation combined hardware resources and system capacity.

通过设计独立的力学环境测量及数据处理子系统构建新的遥测系统体系结构，在箭上完成力学环境数据处理并将处理结果代替原始测量数据发到地面；提出了数据重叠分段处理方法，解决了飞行全程处理冲击响应谱的误差积累问题；建模仿真给出了箭上力学环境数据的优化处理参数；完成了箭上实时处理器设计。

The test result shows that the instruments at the same accuracy grade provide different cycling error, so it is necessary to provide maximum cycling error to guarantee all of the measurement errors within the limited range.

试验结果表明，相同准确度等级的仪表，其回转误差优劣相差很大，因此，必须提供仪表最大回转误差，以确保所有测量误差处在限定范围之内。

The calculations show that the principle formula error have small influence on the aberrations of an optical system, but as the stundard measurement of a refractive index, so great principle formula error is not allowable.

这样，虽然仪器本身具有高精度的测试性能，但原理公式误差大大地超过了仪器的测试精度，导致错误的测试结果。因此指出原理公式误差，评价其大小，重新推导测量绝对

According to the theory of electromagnetic field and the theory of error a nalysis,the far field condition for antenna test is discussed,the influence of limited test distance on antenna far field measurement in a microwave anechoic chamber is analysed, and the error model is established.

利用电磁场和误差分析理论，在阐述天线远场测量条件的基础上，分析了微波暗室有限测试距离对天线远场测量的影响，建立了误差模型，并结合实例说明了微波暗室有限测试距离对天线场强测量、增益测量的影响。

Finishing calculation of mean value, standard deviation, skewness, kurtosis of Beta distribution.(2) Fitting parameters of many kinds of typical distribution and using residual deviation to evaluate fitting precision.(3) Using Beta distribution as an agreed indication distribution applied to many kinds of practical photoelectric measurement distributions.(4) Deriving theory formula of Bayes point estimation about Beta distribution parameters and mean value and standard deviation on the condition of mean square error loss function and supposed the prior distribution is uniform distribution.(5) Generating MCMC sample from post distribution by the method of Gibbs sample algorithm. Calculating bayes point estimation from sample on the condition of mean square error loss function. Calculating confidence interval by an approximate method to complete interval estimation.

本文的主要工作有：(1)解决了Beta分布参数a和b的精确计算以及均值、标准差、偏度、峰度的计算问题；(2)拟合出10余种典型分布的Beta分布的两个参数，并且采用剩余标准差评价该Beta分布的拟合精度；(3)对多种典型的光学与光电测量系统的测量分布进行了Beta分布统示表示；(4)在假设先验分布为均匀分布前提下，得到参数a和b以及均值μ和标准差σ在均方误差损失函数下的贝叶斯点估计理论计算公式；(5)利用直接抽样的Gibbs抽样算法，从后验分布中产生MCMC样本，从样本直接计算均方误差损失函数下的贝叶斯点估计，并使用一种近似方法计算其置信区间，完成区间估计。

A phase error measurement circuit for calculating a phase error value comprises: a multi-phase clock generator, a memory unit, and a counter.

一种用以计算一相位误差值相位误差测量电路包括：多相位时钟产生器、存储单元、以及计数器。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。