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The weighted least square iteration computational equations and error estimate equations are given.

给出了加权最小二乘法的迭代计算公式和误差估计公式。

The dispersion caused by the division of grid and the computational error becomes weak after using micro-damp in computation.

文中还通过在计算中加入微量阻尼的方法，大大减弱了由网格剖分、计算误差造成的频散现象。

The computational mass flow error of this method is about 3%～5% or even larger where non-isentyopic phenomenon is serious.

其误差一般在3％～5％，在非等熵条件严重的地方，计算流量误差更大。

An algorithm of error analysis is proposed to avoid the conflict between the precision and the computational burden. The quantitative error of the reliability indices can be given through the error analysis.

论文提出了可靠性评估误差分析的实用算法，为解决蒙特卡洛模拟法精度和抽样次数的矛盾提供了有效的解决途径，为可靠性指标提供了量化误差分析。

Based on the positional inverse solution model, the error model and the computational error procedure for the mechanism were established.

目前研究[1~6]分别根据各自并联机构位置模型正解和反解，求出机构的雅各比矩阵，建立机构的误差模型。

The simulation result also show that the mass replace method have computational error because ignored the inertia force of rod.

模拟研究还发现，质量替换法由于忽略了连杆惯性力的影响，该方法计算得到的机构动态力存在较大误差，不能代表真实情况。

After compared with the experiment results, computational results have some error to theexperiment results, but it is same with the variation tendency of the experimental values.

随后对有小翼风力机和无小翼风力机的压力特性、速度特性进行了比较，得到了风力机叶尖加上小翼后，风力机叶端流场的变化。

Firstly, the principle and the calculation method of the gravity ac-celerometer were introduced in this article. Then, an example based on the error computational model of the platform's gr...

文中介绍了利用重力传感器测量平台倾斜度的工作原理和计算方法，并以舰船锚泊时平台水平度误差的解算数学模型为例，分析了舰艇纵横摇对水平度测量的影响，以此来阐述重力传感器水平度测量仪的测量计算方法。

The method has clearer physics meaning,and practice results show that this method is much more convenient,economic and precise than Xu-White methods,and the error between computational value and measured value is less than 5 percent

计算结果与实测结果对比表明，平均相对误差限在5%左右，与Xu-White模型相比，该方法物理意义更为明确，使用更简便计算精度提高一倍左右。

In new algorithm, it is not necessary to calculate grey-level threshold for each X-ray image which is inevitable in Bentz el als method. So the new algorithm is more general, computational and error tolerance.

经对比发现，新算法能达到与Bentz等人的算法相同的分割精度，可以扩充，并且不需要确定各X-射线图像的灰度阈值，具有更强的通用性、可计算性和容错性。

I hope that this success is just the first in a long series.

我希望这只是成功的开始。

Three dimensional stresses on the interface of tire and soil, tire deflection and soil sinkage are measured.

测试轮胎——沙土界面上的三向应力、轮胎变形和沙土沉陷；建立考虑剪切应力对沙土承载特性产生影响的车轮牵引性能预测模型；分析车轮作用下土壤的纵向稳定性。