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- Gives a calculation formula of the absolute error of specific frictional head losses. 给出了湍流区沿程阻力系数绝对误差的计算式。
- Pearson correlation was used to analyze the absolute error of angle and E/I strength ratio. 以皮尔逊积差相关系数分析整体绝对误差角度与肌力比值的关系。
- The relationship between actual seedling height and height seedling of the maize imageis y = 0.974lx-0.8808, r=0.9936, n=223. The absolute error of the result is less than 1.4mm and the relative error is smaller than 3. 6%. 实测苗高(y;mm)与玉米苗幅高(x;mm)呈线性正相关关系:(?) =0.;974lx-0
- 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
- 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%25和11
- MLE and EBE results were also compared by Monte-Carlo method. Obtained results show that the maximun absolute error of EBE is 0.07, and it is less than the maximum absolute error of MLE which is 0.368. 利用 Monte-Carlo方法;对两种估计结果进行了比较;结果表明;经验 Bayes 估计的最大绝对误差为 0.;07;它小于极大似然估计的最大绝对误差 0
- For conifer, broad leaf and mixed forest biomass modeling system, the mean relative error of enhanced simulation results was -1.47%, 2.38% and 3.56% respectively, and the mean relative absolute error was 6.33%, 8.46% and 8.91% respectively. 对针叶林、阔叶林和针阔混交林的森林生物量模型系统;增强型算法仿真结果的平均相对误差分别为-1.;47%25、2
- Parameter's style and causation of parameter error of CNC machine tools is introduced.Method of parameter error obviate of CNC machine tools is described through practical example. 阐述了数控机床参数的分类以及数控机床参数故障产生的原因,并结合具体实例,对数控机床参数故障排除的方法进行了探讨。
- The absolute errors of KDV and MKDV equations show that this method exhibits more remarkable effectiveness. 通过对KDV,MKDV方程的数值计算验证该方法是一种有效的方法。
- In study on structure damage identification in time domain, error of numerical integral will affect directly accuracy of parameters resulted from reversion. 摘要在结构损伤识别的时域法研究中,数值积分的误差将直接影响反演参数结果的精度。
- It applies ship design of parameter. 用于参数设计。
- Images on resist are used to electroform metal templates, so the error of parameters between resist image and designed image must be minimized as much as possible. 抗蚀剂图像是用来电铸模压金属工作模板的,因此要求抗蚀剂图像各项指标与设计值之间的误差尽可能小。
- It has the characteristic of parameter driving . 该系统具有参数驱动之特点。
- He has made serious errors of judgement. 他在判断上犯有严重错误。
- The Strict Mean Absolute Error of Non -fixed Direct Attached Conducting Wire 无定向附合导线严密平差
- Thus he committed the error of"left" opportunism. 就这样他犯了“左”倾机会主义的错误。
- The survey has a margin of error of 2.5%. 测量的误差幅度为 2.;5%25。
- The biggest error of life is self-rejection. 人生最大的错误是自弃。
- Analyzes principle and error of this method. 分析了这种方法的原理和误差。
- The random error is the main error of laser gyro. 随机误差是激光陀螺的主要误差。