计算误差

Comparing by actually measured result,the absolute average errors of tidal frequency of partial tide M\-2,partial ti...

结果计算值与实测值相比，M2 、K1 、O1 分潮振幅的绝对平均误差分别为 3.4 cm、 4 。7cm、 5 。1cm ，相位绝对平均误差分别为 7.1°、 9.3°、 7.2°，在潮波模拟可以接受的误差范围内，模拟的潮波系统与实测的潮波系统符合良好。

The program produces zero error in intermediate computation,and the error of final results can be arbitrarily small.

中间环节的运算误差为零，最后运算结果的误差为任意小的数，解决了一般微机中只能用浮点数计算除数为七位以上整数且误差较大的问题。

The technology of error compensation based on Multi-Body system and the design method of cam machining were combined together.

针对精密凸轮加工中存在的精度问题，推导出凸轮磨削中的理想砂轮中心包络线的求解方程，进而将基于多体系统理论的误差补偿技术与凸轮加工设计方法相结合，研究了理想数控指令的生成方法、砂轮轮廓误差的计算方法、精密数控指令和逆变凸轮廓型的求解算法，在此基础上，开发出凸轮精密磨削过程的误差补偿与动态仿真分析软件。

Existing calculation methods for burning surface don't well agree with the experimental data with complicated grain. In order to eliminate the error, tests data are used to correct the prefigurative result generally, and it is impossible to calculate burning surface of grain with crack.debond and wtith changing burning rate of propellant.

目前现有的固体装药燃面算法，在计算复杂装药燃面时仍有较大误差，为消除这种误差往往需要用试车结果给予修正；同时在计算含缺陷装药燃面和处理装药因批次燃速变化时的燃气加质更是束手无策。

Based on the measurement of salt content and electrical conductivity in soda solonetz soil as well as in groundwater in Da'an City,Jilin Province,the relationship between the salt content and electric conductivity was determined.

利用方程计算的土壤含盐量与实测值之间符合较好，相对误差大多在7%以下；根据电导率计算的地下水含盐量与实际测量值之间的相对误差一般在5%以下。

This experiment takes Badaling watershed in Yanqing Beijing as an example,based on 1:10 000 the large geographical scale,adopting statistical analytical methods,the authors compared the errors of the slope,aspect,average cross section curvatures and average surface coarsens curvatures while the DEM grids varies.Besides,the authors analyzed the qualitative relation between variety of grids size and the slope,aspect,average cross section curvatures and average surface coarsens curvatures with the results of calculation.

以北京市延庆县八达岭小流域为例，不考虑DEM采样点上高程误差，采用1∶10 000大比例尺，运用统计分析方法，比较当DEM网格尺寸变化时，对坡度，坡向，剖面曲率和平面曲率计算结果的误差，分析网格尺寸的变化与坡度，坡向，剖面曲率和平面曲率计算结果之间定性定量关系。

Calculation formulae were derived for the maximum angle error of the outputting gear caused by the tangential synthetic tolerance and the last motion error angle caused by normal directional side clearance.

推导出了由切向综合公差引起的输出齿轮最大角度误差的计算公式和由法向侧隙引起的空回误差角的计算公式。

This paper gives a calculating method of the error of rectangle spline hob profile designed on the theory of plane engagement,with the errors of some hobs calculated.

此文给出了按平面啮合原理设计矩形花键滚刀齿形的误差计算方法，并计算了几种规格的滚刀的齿形误差。

The research involves constructing network error model, choosing interpolation method, computing and validating integrity index for error correction, calculating user protection level.

算法主要包括网络系统完备性算法和用户完备性算法，内容包括网络误差模型的建立、插值算法的选择、误差改正数完备性指标的计算、完备性指标的验证和用户保护水平的计算等。

It has been validated that the prediction accuracy is enhanced and the average errors of the yield strength and strain hardening exponent are 1.6% and 12.6%, respectively.

通过模拟验证，此方法提高了计算精度并扩大了材料的计算范围。所获得的屈服强度平均误差是1.6%，应变硬化指数的平均误差12.6%。

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。