查询词典 error of measurement

In this paper,the truncated error of trapezium methodis analyzed under ideal state of electrical power parameters,a sin function,when sampling digital measurement and the relationship between the error and the amount of sampling points is offered.

对电力参数的理想情况采样数字化测量的典型算法的截断误差进行了分析，给出了误差与采样点数的关系；根据国家关于电能质量和公用电网谐波的标准规定，对非正弦状态下的误差也做出了符合实际的估计；在电网正常情况下截断误差与采样点数的关系与理想波形时相同。

The truncation error is a major error in sampling computation measurement.

它们或是在准确度，或是在实时性方面是不能令人满意的。

After that, the space feature of the spindle rotating error movement and the error movement of a straight moving measurement—frame are also analysed, by which, the axile multiple—lift separating method and the one step by another step separating method are set up.

其次，分析了主轴回转误差运动和测架直行误差运动的空间特征，并以此为依据，提出了轴向多层分离法和逐次两步分离法。

Sphere fitting method, conicoid fitting method and line scanning curve fitting method are used to approach system error for the first time. The effect on the measurement error of each method is also analyzed.

首次利用球面拟合法、二次曲面拟合法以及行扫描曲线拟合法去逼近系统误差，并分析了各种方法进行系统误差校正时对最终测量误差的影响。

The experimental results indicate that the instrument error can be more completely separated using the researched method in the paper. So, the precision measurement for the cylindricity error can be realized.

实验结果表明，本文提出的圆柱度误差分离及重构方法可以比较完整地分离出仪器误差，从而实现圆柱度误差的精密测量。

The cylindricity could be calculated by least squares method and wavelet error separation method that the measurement error could be decomposed by Harmonic analysis algorithm based on wavelet theory.

针对激光 CCD 灵敏度高，干扰噪声容易混入测量数据中的问题，提出了一种基于小波分析的误差分离方法，即运用谐波分析的思想方法和小波理论中多频率分析算法进行误差分离，误差分离后的数据用最小二乘法处理求出圆柱度。

Aiming at precision measurement of cylindricity,this paper puts forward a kind of method which can sep- arate the cross- section roundness error,the radius error of different cross sections,the initial coordinates of least square centers of measured cross sections and can reconstruct the pattern of the measured cylinder,i.

本文针对圆柱度误差的精密测量，提出了一种可分离截面圆度误差、截面半径差和截面最小二乘圆心初始位置并重构出被测圆柱形貌的方法，即三点法圆柱度误差分离与重构技术。

Temperature variation is a nonnegligible factor causing big biasing error. How to evaluate and compensate this error relates directly to the measurement accuracy. In the past, the time-sequence model was used to evaluate and compensate the temperature drift.

温度漂移是存在于IFOG系统中使得输出信号产生较大偏置误差的一种不可忽略因素，如何准确地预估漂移并有效地对其进行补偿直接关系到陀螺的测量精度。

Currently, almost all the corrections of radar wave refraction error are based on the assumption that the atmosphere is homogeneous in the horizontal direction, and the azimuth error in the measurement of radar is not corrected.

目前进行的雷达电波折射误差修正，几乎都是建立在假设大气在水平方向均匀的条件下，认为雷达测量的方位角无折射误差，其对于下垫面均匀的平坦地区是可行的，但下垫面复杂地区方位角的折射误差必须修正。

Emphasis is placed on analyzing the influences of friction characteristics on hydraulic motor, dynamic coupling between gimbals, resolution ratio error and setting error of feedback measurement element on accuracy of electro-hydraulic position servo system for a certain simulation turntable.

针对具体的仿真转台电液位置伺服系统，着重分析了液压马达摩擦非线性、框架间动力学耦合、反馈测量元件的分辨率误差和安装误差对转台电液位置伺服系统精度的影响。

"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。