计算误差

Meanwhile, as a numerical approximation method, calculation error of meshless method is inevitable, so the adaptive process is programmed.

同时，作为一种数值近似计算方法，无网格法的计算误差是不可避免的，因此引入自适应方法。

The error analysis of asymptotic approximation of finite series expansion is also given. Ourmethod avoids choosing the integral length of the reentrant corner, and can be used tocalculate the charge of the conductor conveniently and efficiently.

该算法克服了邓肯矫正需要选择角点积分区域的不足，有效地校正了导体角点奇异性引起的电容参数提取的计算误差，且计算精度与稳定性都比较好。

Its distinct advantages are simple implement,and that the calculation of any far field component depends only on the value of near field component at the same time over a closed surface.

论文还改进了时域有限差分方法中的总场散射场的分离技术，消除了原来因为分离带来的计算误差，提高了散射计算的精度。

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 system of blower performance auto-testing improves the stability of testing process, avoids the error of reading, the error of calculation and the error of result causing by relative dates can not be recorded at the same time, the precision and efficiency of testing is largely improved.

整个系统具有界面友好、操作方便、功能齐全等优点，试验结果表明研制基于虚拟仪器的风机状态自动测试系统，增加了试验过程的稳定性，避免了人为的读数误差、计算误差以及相关数据不能同时记录所引起的试验结果的偏差，提高了测试精度和试验效率。

With the knowledge of linear algebra, general formula for arbitrary order Taylor finite difference has been derived. In this paper, the analysis of spectral property and computational error of arbitrary order TFD is presented in detail. Then it is applied into the numerical solution of Maxwell's equations. Stability condition and numerical dispersion relation are derived.

本文借助于采样定理，详细分析了不同阶Taylor中心差分格式的谱特性以及计算误差，并将任意阶Taylor中心差分格式用于数值求解麦克斯韦方程中，严格导出了稳定性条件和数值色散关系的表达式，引入了新的误差定义来衡量算法的好坏。

Comparing with general intersecting algorithm, the fuzzy judge tree for finding intersection is constructed in the algorithm based on computation error and representation error of geometric elements.

较之常用算法，本算法针对计算机的计算误差和几何元素在计算机内的表示误差，构造交点模糊判断树，使求两条直线段交点的正确性和可

However, due to measurement, instrumental, computational, and even human errors, the measured process data always mix with noise ineluctably.

然而，由于测量误差、仪表精度、计算误差甚至是人为因素，过程测量数据通常不可避免地存在噪声。

This paper applies simulation and actual data to make a comparative analysis of the effects of the four different references:average reference,linked mastoids reference,Cz reference and zero reference realized by the recently-developed REST(reference electrode standardization technique) for calculating the center of mass of EEG.

针对脑电头皮电位质心的计算问题，用仿真和实际数据计算比较了平均参考、连接耳参考、头顶参考和新近出现的近似零参考技术方法的差异，结果表明，采用REST可使得电位质心的计算误差在多数情况下更小。

The correct coefficient of temperature difference can be taken as one, when this method is used to calculate the heat transfer coefficients of shield section.

结果表明，CRK法的计算误差小于传统计算方法，在进行遮蔽段传热计算时，错流温差校正系数可近似按l处理。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。