relative error

A case study on SLS of this Cu-based metal powder to fabricate a gear is carried out. 82% relative theoretical density and transverse dimension error of 1.9% are achieved.

最后给出了激光烧结上述金属粉末制造齿轮的加工实例，其致密度达理论密度的82%，而横向尺寸误差仅为1.9%。

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The accuracy and relative error are computed by means of exact method as control group.

以精确法为标准,计算其他方法的精密度和相对误差.

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The relative error of this method is about 5 %.

纤维密度测量的相对误差为5%.

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That's very small& that's what we call the relative error.

非常小，我们称其为相对误差。

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The average relative error between FT-NIR and chemical method is 9.09 %.

经检验,近红外测定值与化学测定值间的平均相对误差为9.09%.

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The experimental results showed that the forecasting value based on the model agrees with relative error.

通过应用实例分析表明,预测结果和实际结果有很好的一致性.

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Relative error is 1 %, even is bigger.

相对误差为1%, 甚至更大.

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Presents a discussion on usual checking criteria of prediction model accuracy in forest practice and derives an index of relative critical error that has definite statistical sense by Freese's hypothetical test construction method.

本文对林业实践中常用的检验预测模型精度的指标进行了讨论，并从Freese提出的假设检验结构的方法中导出一个有明确统计意义的相对临界误差的指标。

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In contrast to high precision digital multimeter , the system measuring relative error is less than 1 %.

与高精度数字万用表的测量结果对比, 系统的测量不确定度小于1%.

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Result 21 labs are up to grade , the relative error of disqualifications is over 10 %.

结果21个实验室被判定为合格,不合格者其相对误差>10%.

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We established a quantitative determination method for GB, GD and VX by CIC. The relative error was calculated.

运用GC-AED特有的化合物无关校正曲线法（CIC法），建立了GB、GD、VX CIC定量测定方法，计算出了各种方法的相对误差，总结了CIC法的误差规律；

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Comparison the results of the improved NWL with the corresponding CWL, the average absolute error and relative error of porosity are 1.85% and 11.88% respectively, and those of oil saturation are 9.08% and 24.75% respectively.

与相应的综合测井资料计算结果相对比，用该方法得到的孔隙度平均绝对误差及相对误差分别为1.85%和11.88%；含油饱和度平均绝对误差及相对误差分别为9.08%和24.75%。

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The correlation coefficient R and test of significance ( F) showed that r was closely related to Sr. The average absolute error of the 102 radii of positive ions was only 0.9 pm with the representative radii of ions, the relative error was 1.1%.

从相关系数R和回归方程的显著性检验（F）都说明r与S r密切相关，其中102种阳离子半径数据与具有代表性的离子半径参考值相比平均绝对误差仅0.9pm，相对误差1.1%。

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The most accurate standard is the break point intensity, which deleted 88% more rainfall events and had only 5.3% relative error.

其中时段雨强标准筛选精度最高，可剔除88%以上的降雨事件，只有5.3%的错选度。

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Compared with the numerical solution, the relative error are less than 3 %.

计算结果同数值解相比, 相对误差小于3%.

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The relative error of the vane interference was less than 2 %, which meets actual requirements.

所得舵间干扰相对误差不超过2%, 与实际要求相吻合.

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The average velocity field with maximum absolute error of 54 m/ s and maximum relative error of less than 2% in XJ area is tested by using VSP of two new wells.

应用该方法在XJ地区建立的平均速度场，经两口新井的VSP检查，最大绝对误差为54m/s，最大相对误差小于2%。

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Resulted from neuro-optimization and FEM respectively, relative error and CPU time in simulation of temperature field of casting are discussed, combined with experimental data.

通过神经网络模拟与传统有限元模拟结果，并结合凝固温度场的实测结果，对比分析了四川大学硕士学位论文神经网络与有限元模拟的与实测结果的相对误差与CPU时间开销。

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The results showed that results of theoretical simulation calculation of pressure between rolls basically corresponded to that by three-dimensional photoelasticity stress test analyzing, the average relative error was less than 8%.

结果表明，理论模拟计算的辊间压力与三维光弹性应力实验分析结果基本吻合，平均相对误差

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Relative error to analyse is 0.2 %, settled accuracy and reappear in measuring sodium carbonate.

分析结果相对误差为0.2%, 解决了碳酸钠测定的准确度和重现性问题.

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Under these optimal processing conditions, the chelating rate was0.6013, which was close to theoretical chelating rate of0.6135 with a relative error of1.99%.

在此条件下螯合率理论值为0.6135，实测值为0.6013，相对误差为1.99%，理论值测值与实测值之间拟合性好。

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Based on the relative error minimizes principle, the grey combination prediction model was discussed.

以这些模型为基础,按照相对误差极小化的原则, 建立了灰色组合预测模型.

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The velocity and stress were semblable very much The relative error of the maximal pressure was less than 0.121 percent. pressure;

这两种计算方案所得到的速度和压力分布非常相似，压力的最高相对计算误差不超过1.21‰；

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This new method has proved and of high accuracy ( with a relative error smaller than 1.6 % ) .

此方法简便可靠,在一般条件下,误差不超过 1.6%.

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The turbidity experiments show that the relative error is not more than turbidity meter.

通过实验分析,结果表明相对误差不大于3%.

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Besides, a series of experimental observations were conducted for fully understanding the pore scale water morphology, distribution and evolution in porous media and results revealed that there is some certain inherent relationship between the thermal conductivity measurement relative error and pore water morphologies.

利用实验测量堆积型多孔介质在不同含湿率时的导热系数，并深入观察和认识孔隙内水分形态、分布及加热时水分演化过程，揭示其与导热系数测量相对误差之间的内在联系。

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The output current of the constant-current source is between 1 μ A and 100 μ A and its relative error is less than 5%.

恒流源的电流的输出范围为1～100μA，相对误差小于5%。

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Both one dimensional and two dimensional pseudo-homogeneous models have been used in the machine computation of the adiabatic fixed bed reactor for the dehydrogenation of ethylbenzene to styrene. The result of computation, was compared with plant data and the relative error is only 1~ 2%.

本文用拟均相一维和二维数学模型对乙苯脱氢制苯乙烯绝热式固定床反应器进行电算，并与现场数据进行了对比，计算结果与现场实测数据的相对误差仅为1～2%。

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Results of theoretical influence coefficient method and fundamental parameter method are consistent with certified values; the relative error is smaller than 1% to Cr and Ni.

基本参数法与理论影响系数法分析结果与确认值一致，对Cr，Ni分析的相对误差

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The study checked thermal equilibrium and results, analyzed relative error and error limit.

在实验的基础上进行了热平衡校核，分析了误差来源。

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