The motion error is one of the most important factors degrading the quality of low frequency UWB SAR images.
运动误差是造成低频超宽带合成孔径雷达成像质量降低的主要因素之一。
The machine tool spindle radial motion error is measured online under the condition of workpiece being manufactured.
在机床加工工件时，实时测量机床主轴的径向运动误差。
Traditional airborne SAR (Synthetic Aperture Radar) makes use of the GPS/INS to compensate the platform motion error to acquire high resolution images.
传统的机载合成孔径雷达（SAR）一般依赖于GPS/INS组合系统补偿平台的运动误差，并获得高分辨率的图像。
The characteristics of error motion of shafting is a complex signal which includes periodic component and random term.
轴系回转误差运动的特征是一项复合信号，它含有周期分量和随机分量。
It is proven that the new controller can guarantee the perfect motion tracking. On the other hand, the force tracking error is bounded with the bound being adjustable.
证明了新的控制器一方面保证了运动的完全跟踪，另一方面保证了力跟踪误差是有界的且界的大小是可以调节的。
The effects of geometric eccentric and deformation of gear blank to motion errors is analyzed and an error model for gear's left and right tooth profiles is built.
分析了齿坯几何偏心和变形对齿轮运动误差的影响；建立了左右齿廓形误差模型。
An optimal learning control method for a robot is introduced with acceleration error used to correct the motion of actuators.
为工业机器人提出了一种最优学习控制法。这种控制法用加速度误差校正驱动器运动。
In this paper, a new method for measuring the vertical motion straightness and rolling error of machine tools is presented.
介绍了一种测量机床竖直运动直线度和滚动误差的新方法。
A prediction error signal and a motion vector for a current block are transmitted, describing the location of the predictor block in the reference picture.
传输当前块的预测误差信号和运动向量，这描述了参考画面中预测器块位置。
Because of the innate reasons in structure, there is always structural error in the output motion.
但是由于本身固有的结构原因，输出运动总是存在一定的结构误差。
It can enable the operator to find the error during part machining and feedback the error to the CNC system to alter motion parameter to ensure the machining quality.
能使操作者及时发现工件加工中存在的误差，并反馈给数控系统，以改变机床的运动参数，更好地保证加工质量。
The error analysis of the system shows that the Brownian motion of tracing particles plays a significant role in the accuracy of velocity measurements.
该系统具有较高的分辨率和测量精度，系统测量误差主要来源于示踪颗粒的布朗运动。
An analysis is given to the effect of centering error of the mechanical mounting of the master ball in a digital measurement upon the radial motion polar plot of an axis of rotation.
本文主要分析采用数字式测量时，标准测试球的安装偏心对回转轴径向误差运动圆图象的影响。
There are some simplified hypotheses for head motion in the common analysis software packages. Due to large volume of data, the correction error is also large.
但因数据量较大，常规分析软件对实验数据进行运动校正时做了一些简化处理，校正误差较大。
Magnetic fields generate error voltages in two circumstances: 1 if the field is changing with time, and 2 if there is relative motion between the circuit and the field.
在两种情况下磁场会产生误差电压：1磁场随时间变化。2在电路和磁场之间存在相对运动。
The method can not only measure the lathe straight motion error but also provides a new route for measuring the straightness of workpieces. So the method can be applied in many areas.
该方法不仅能测量车床直线运动误差，而且为工件直线度误差在线测量提供了新的测试手段，很有开发应用前景。
The chapter 2 discusses the relation between servo gain and contour error for motion path system based-on simplifying position servo system math model.
论文第二章以简化的位置伺服系统数学模型为基础，讨论了运动轨迹系统的伺服增益设计与轮廓误差的关系。
A kind of calculation method for outputting motion error and return stroke error Angle of less toothed gear drive system was provided.
提供了一种少齿数齿轮传动系统输出运动误差和回程误差角的计算方法。
In ultraprecision machining, multi probe methods are widely used for measuring the straightness error of the workpiece to separate the straightness motion error of the carriage.
在超精密加工中，用多测头方法测量工件直线度时，需要采用误差分离的方法分离出溜板的运动误差，并用一定的算法重构工件表面的直线度。
Output errors of power amplifiers, hysteresis and creep error of PZTs and coupling error among the actuators are the critical factors affecting the motion accuracy of micromanipulator.
功率放大器的输出误差、压电陶瓷的洄滞及蠕变误差、驱动器之间的耦合误差等是影响机器人运动精度的关键因素。
According to the probability and statistics theory, the mechanism is designed, that's considering the random error of the component to make sure that the motion accuracy is in the allowed error range.
依据概率统计的相关理论进行机构设计，即考虑构件制造尺寸的随机误差，以保证机构运动的精度在允许的误差范围内。
Displaced phase center algorithm is an effective motion compensation method when the motion error along the synthetic aperture is small.
位移相位中心法在合成孔径声呐载体运动误差较小时是一种运动补偿的有效方法。
According to the theory of mechanism precision and the idea of motion reliability, the article put forward a method of analysis to motion error and reliability for typical plane mechanism.
根据机构精确度理论和运动可靠性的概念，给出了典型平面机构的运动误差及运动可靠性的分析方法。
According to the concept of motion reliability, an analysis model for movement error is established by considering basic requirement of robot motion reliability in this paper.
本文依据动作可靠性的基本概念，结合机器人动作可靠性评价的基本要求，建立了机器人运动误差分析模型。
The profile error of workpiece is separated by error separation technique to realize the online measurement of spindle radial motion error.
采用误差分离技术将工件的形状误差从所测信号中分离出来，实现在线测量主轴的径向误差运动。
According to variance changing laws of a precise rotor radial rotating error motion, it can be proved that the rotor's motion track is characterized by fractional Brownian motion.
通过分析某精密转轴轴心径向回转误差运动轨迹的方差变化规律，证明该轴的回转运动具备了分数布朗运动的基本特征。
In the parametric design, motion of the swing leg of biped robot is planned into a parabola to keep self balance in lateral plane and avoid coupling error;
通过对迈步腿质心进行抛物线运动规划，使两足机器人在动态步行时达到侧向自平衡，从而消除了前向和侧向模型的偶合误差；
At present, there is no efficient way to retrace the eccentric error motion of the center from the separated revolved error motion.
从分离出的回转误差运动中有效地提取截面最小二乘圆心的偏心误差运动，目前还没有合适的方法。
Based on the analysis of industry helical motion, spiral motion model is established, and a "total error" concept is proposed for its error analysis.
本文在对工业螺旋运动理论分析的基础上，建立了螺旋运动的数学模型，并对其误差进行了分析，提出了螺旋运动“全误差”的概念。
Based on the analysis of industry helical motion, spiral motion model is established, and a "total error" concept is proposed for its error analysis.
本文在对工业螺旋运动理论分析的基础上，建立了螺旋运动的数学模型，并对其误差进行了分析，提出了螺旋运动“全误差”的概念。
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