计算误差

The heat transfer models, flow models and the physical equations, which are of small calculating error and less limit for the parameters used, are also considered as the subsidiary models.

辅助模型包括考虑了各种流型及强迫循环与自然循环等各种因素的传热模型、流动模型以及精心挑选的参数覆盖范围大，误差小，计算方便的物性方程等。

The account results demonstrate that this arithmetic is better than the usual regress method, the relative error is limit, and the prediction is reasonable. Therefore, it provides an effective method to solve nun-linear forecasting problem as waterway freight.

结果表明，本算法的计算相对误差很小，预测结果合理可信，且优于常用的回归预测，为解决航道货运量等非线性系统预测提供了一条新的途径。

Make it clear that combination forecast has lower mean square error than any forecast model.

组合预测的计算结果表明：组合预测比任何一个单一预测模型有较低的均方误差。

An algorithm for estimating mean square error of the pixel position of scanned and thinned image is put forward in this paper.

该文提出了一种计算扫描图象细化后象点点位中误差的方法。

After being compared data and error with other model, the dissertation indicate advantage and lack of the model.

进行了模型的模拟计算和误差分析，通过与其他模型和实验测量值的比较，本文指出了该模型的优点和不足。

The influence of speed estimation error to flux observation was analyzed, and feedback matrix was calculated based on the analysis.

分析了速度估计误差对磁链观测影响，并以此为基础进行反馈矩阵的计算。

They avoid to calculate the inverse of the estimation error variance matrices,and have the generality.

它们避免了计算估计误差方差阵的逆矩阵，且具有通用性。

The result of computation shows that the error of observation Point is within 0.045mm.

推导和计算结果说明观测点位中误差可以达到±0.45毫米以内。

Compared with standard Crank-Nicholsonscheme in the same computational time and resource, the method has two characteristics: small truncation error of in the transverse direction and high accuracy. It is a useful tool for designing optical waveguide devices.

与标准格式的有限差分光束传播法相比，该算法在几乎不增加计算时间和计算机内存资源的情况下，结合了道(来源：122eA22BC论文网www.abclunwen.com)格拉斯格式的有限差分光束传播法截断误差小和宽角多步法所具有较高精度的优点，是光波导器件理想的数值模拟工具。

In order to reduce error of Nu number at large Ra number and thermal diffusivity, we analyze truncation error of corresponding heat-transfer equation and introduce an adjusting parameter in the equilibrium distribution function.

针对一二阶精度模型在Ra数极高或热传导系数极大时，Nu数的计算与经验值相比出现较大偏差，分析LBM对应宏观热传导方程的截断误差后，在平衡分布函数中引进一个调节因子。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。