误差

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。

IMU signal which is in ground coordinate system transforms to output in missile coordinate system through transformation matrix, and considering the constant error of inertial component, white noise, and random error, the IMU signal in missile can be simulated.

IMU在地面系下的投影，通过转换矩阵转换为弹体系下的输出，再考虑到惯性器件常值误差﹑白噪声与随机误差的影响，即可模拟IMU在弹体内的输出。

In Chapter 3, we discuss the structured backward error and condition numbers of saddle point problem.

第三章讨论鞍点问题的结构化向后误差和条件数，给出了鞍点问题结构化向后误差的一般表达式，并用结构化条件数分析了解的敏感性。

Moreover, the error source and the error which may arise of control system are analyzed.

此外，本文还对系统可能产生的误差源及误差进行了分析。

In the thesis, the error analysis of the instruments and error correction curve is presented, so the measurement accuracy is relatively high.

论文中分析了仪器的误差，并画出了误差校正曲线，以达到提高了测量精度的目的。

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。

Applying the error and according to fitting curve equation can be greatly improved the positional accuracy of the NC equipment.

本文提出的测量方法自动化程度高，准确可靠，在很短时间内即可完成对全部几何误差的测量；根据拟合曲线方程实施的误差补偿，可以大大改善数控设备的位置精度，对提高机床加工精度具有重要意义。

It is shown that the measurement uncertainty is mainly from the fitting error of calibration regression curve and the error of element concentration in the standard films.

计算结果表明，XRF测定中无机元素薄膜标样示值误差和工作曲线拟合误差是测量结果不确定度的主要来源。

In multi-point calibration method, not only considered the error of offset and sensitivity, but also takes into account most of the linear error curve shown in purple.

在多点标定法中，不仅考虑了偏移量和灵敏度误差，还考虑了大部分的线性误差，紫红色曲线所示。

Depending on the error analysis of the strap-down inertial navigation system, the error equation of this system is given.

在分析捷联系统误差的基础上，给出了系统的误差方程。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。