文章根据常规pid控制器鲁棒性差、控制精度不高的特点，提出一种基于重复误差补偿控制的非线性、高精度PID控制器。
Against at weak robust and low precision of standard PID, a nonlinear and high precision PID based on repeatable error compensation is put forward in this paper.
重复数次之后仍然存在误差。
这可让OPERA进行重复测量，以消除可能的系统误差。
This will allow Opera to repeat the measurement, removing some of the possible systematics.
在重复观测的条件下，手持GPS测量面积的相对误差可以达到2.0％，基本满足林业生产中测量面积的精度要求。
Under the condition of re-observation, the relative errors of measuring area with the pocket GPS could reach 2.0% , which could meet the precision demand of measuring area in forestry practice.
重复控制的基本思想是控制理论中的内模原理，根据上一周期的控制误差消除后面各周期性的信号误差。
The repetitive controller based on the theory of internal model produces correction signal based on the control error of the last cycle to eliminate the error in the latter cycle.
研究两次重复试验三因子全效应随机模型误差方差的齐性检验问题，推导了检验统计量和检验规则的具体表达式。
According to the homogeneity test for error variance on total-effect random model with three factors in double repeated experiment, the specific formulae of test statistics and test rule are deduced.
因而通过控制主要影响因素能提高该测定方法的灵敏度，减小其测量误差，以提高其准确性和重复性。
The measuring accuracy and reproducibility of the testing method could be improved obviously through increasing its sensitivity and decreasing measuring error by means of control of its major factors.
测量结果表明：该方法多次重复测量的偏差在1%左右，对不同直径的金属丝测量的平均误差小于5%。
The measuring results show that the deviation is about 1% for repeat measurements, and the average error of the measurement is less than 5% for different metal wires.
体育测量中，通过增加重复测量次数可减小随机误差，达到提高测量的可靠性。
In sports measurement, repeated measurement will reduce random errors and increase reliability of the measurement.
为了验证机床误差补偿系统的正确性，评定项目有三项：重复定位精度、定位精度、反向差值。
To verify the correctness of error compensation system, we have three evaluation items: repetition precision, position precision and reverse balance.
这种动态防塌仪具有性能稳定、操作方便、自动化程度高和重复性好的特点，相对误差小于10 %。
The dynamic tester is characterized by stable performance. easy operation and high degree of automatization with a relative error of lower than 10%.
本试验采用标准曲线法计算DNJ含量，该法具有简化重复操作，避免系统误差等优点。
The content of DNJ was calculated by standard curve method, which can simplify repetitive operation and avoid systematic errors.
大气水汽是影响重复轨道合成孔径雷达干涉测量形变监测的一个主要误差源。
Atmospheric water vapor is a main one of errors effects on repeat-pass Differential Interferometric Synthetic Aperture Radar monitoring deformation.
它的精度和各项性能直接影响数控机床的定位精度和重复定位精度，特别是滚珠丝杠的导程误差对机床定位精度的影响最为明显。
The precision and performance index of ball screw unit determine the positioning accuracy and the resetting accuracy of nc machines, especially its lead error.
本文通过具体的例子研究了测量系统重复性误差和重现性误差的分析方法。
These analyzing methods of repeatability and reproducibility in measurement system are introduced in this paper by concrete examples.
这也有助于使图像有几个颜色，因为这样的预测误差会重复(和zlib压缩，好)。
It also helps that the image has few colors, because then the prediction errors will repeat (and Zlib will compress that nicely).
我们提出了闭合误差的概念，作为仪器测量精度的判据，测量仪器的瞬时均方差，以表征测量的重复性和可靠性。
We suggest "error of closure" asa criterion of measuring accuracy and use transient root-mean-square error to ex-press repeatability and reliability of measurement of the instrument.
分析了系统稳定性、稳态误差和收敛速度，并在此基础上提出了一种重复控制器频域设计方法。
The stability, static error, and convergence rate are analyzed, and a frequency domain design method is proposed.
转盘的转动及定位由伺服电机控制，本系统采用全闭环控制，定位精度高，无重复定位累积误差。
The rotation and location is under control of servo motor, the system adopts closed-loop control, so high precision for location, without repeating location accumulation error.
在对重复压裂井进行产能评价时，常常认为初次压裂形成的裂缝完全失效，这种考虑与实际情况是不相符合的，导致对重复压裂井的产能预测有很大的误差。
When estimating productivity of refractured well, the primary fracture is considered to be disabled and it is not coincident with actual facts and a great error of prediction result exists.
结论：由于重复测量数据间存在一定的自相关性和随机误差的多层次性，因而其分析方法有别于一般的统计分析方法。
Conclusion: Owing to correlation among repeated measures and its hierarchical error, the statistical analysis with repeated measures is different from other statistical approach.
本文介绍了一种用于磁镜装置研究中脉冲磁场精确设定的装置，其重复精度误差小于1／1000。
A high precision setting device for repeatable single pulse magnetic field is described. Itsprinciple is also given, the repetition error is less than 1/1000. (
实验证明动态误差具有一定的重复性，可用软件补偿，从而提高三坐标测量机快速测量的精度。
The test results show that the repeatability of dynamic errors is good. The errors can be compensated by software method to enhance the accuracy of the CMMs.
分析得到测试系统的相对测温误差小于2.13%，重复性误差在1%以内。
The relative temperature error of the measuring system is less than 2.13%. The repetition error of the system is within 1%.
用常规的碘量法测定维生素c时存在重复性差、误差较大、浓度过高等问题。
There are some problems when using iodometry to measure vitamin c, such as inappropriateness of density, inability of repetition, large error and so on.
为了克服自然伽马测井时，由于统计起伏所造成的测量曲线重复性误差而设计制造HB97型测井仪。
HB97 bigger crystal nature gamma logging tool is designed for overcoming logging curve repeating errors due to statistical variation.
该检测系统体积小、工作可靠，功耗低，弥补了以往设备测量误差大及重复性程度高等问题。
The detection system has some characters: small size, reliable operation and low power dissipation, remedy the past problems such as big errors from equipment measure and repetitiveness.
由于测量数据的类型不同，以及所用的分析工具不同，对重复性误差和重现性误差的分析方法也将不同。
The analyzing methods in processing repeatability and reproducibility are different because of the different types of measuring data and different analyzing instruments.
与单分辨率动态轮廓线面积测量方法相比，该方法具有鲁棒性强，平均值误差、单次测量误差及重复性误差小等优点。
Compared to the area measurement by a mono-resolution dynamic contour, this scheme is more robust with the smaller average error, single measurement error and iteration error.
它在超导磁场下有较高灵敏度、重复性、低线性误差，所以可以用于测量高磁场和作为低温高斯计的探头。
It may be used for the measurement of high magneticfields and be used as a probe for Gauss meter in low Temperature.
应用推荐