查询词典 measuring error

Cased hole formation resistivity logging calculates apparent formation resistivity by measuring slight potential difference on metal casing,its measurement error of the apparent formation resistivity is decided by the measurement error of the potential difference on the casing.

过套管电阻率测井通过测量金属套管上的微小电位差来计算地层视电阻率，套管上电位差的测量误差决定了地层视电阻率的测量误差。

In this paper, a new dynamic accuracy theory is developed. It called the theory of the tracing of dynamic measuring error. The total output error is discomposed to the internal units as well as the external noises. And its modeling methods are discussed. Wavelet neural network is an important method in modern signal processes.

近年来 ，国内外不少学者致力于动态测试方法及数据处理方法的研究，取得了一定的成果，但是对动态测试误差分析方法的研究还不够成熟，不能满足现代高精度测试的要求，需要深入研究新的理论和分析方法。

As steady error coefficient is an important index in measuring system error, it is introduced into the performance index set. A solution of satisfactory biased estimation strategy is proposed by assuming that the maneuver of target is finite, which can ensure the accuracy and stability of the estimation output.

稳态误差系数是衡量系统误差的一个重要指标，于是本文将估计系统的动态误差系数纳入多指标约束，借助满意估计理论，在假定目标机动强度有限的前提下，给出了可兼顾滤波输出精度和平稳性要求的满意有偏滤波器的设计方法。

In this thesis, a spatial error model of multi-axis NC machine tools is presented, and a feasible method is improved for measuring its fundamental error component.

本文围绕五轴联动数控机床的加工精度，从几何误差补偿到伺服控制再到轮廓误差控制，进行了多方位的理论研究。

And a kind of pulse equivalence method used to measure dividing error was offered, which can be used as a way to get the error curve and self-diagnosis in case of lack high precision measuring instruments.

提出了一种脉冲当量法用于检测分度误差，在缺乏高精度测量设备的情况下，可以作为得到误差曲线的一种手段，也可以作为产品检定以前的自检。

The estimating expression of theory error based on the hardware synchronous sampling measurement is advanced, and the system measuring error is analyzed.

提出了硬件同步采样算法的理论误差估计公式，并对系统测量误差进行了分析。

With the evaluation, each group measuring value is considered as a single subsystem, and the minmax-difference, mean difference and the mean square value of each group are calculated. Then, the ratio of the mean difference to the measurement mean value is defined as the system-relatively error of subsystem and the ratio of the minmax difference to the measurement mean value is defined as the accidence-relatively error of the subsystem.

以每组为一个子系统，分别计算出每组的极差、平均差和标准差，然后定义平均差和测量平均值的比值为子系统的系统相对误差，定义极差和测量平均值的比值为子系统的偶然相对误差。

By theory analysis, the bound of measuring error after error-correction was deduced.

通过理论分析，给出了修正后测量误差的界。

Research on the method for estimating the uncertainty of measurement results of form error is one important subject in the field of metrology and measuring error theory.

研究形状误差测量结果的不确定度的估计方法是计量学和测量误差理论中的重要课题之一。

In order to reduce the measuring error of automatic detection systems, it is needed to adjust the non-linear error for automatic detection systems.

为减少检测系统的测量误差，在自动检测系统中需要对非线性误差进行校正。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。