误差因素

The paper analyses the dements that inflences the processing precision of thin major axis on the base of its structure charac- teristics.

从细长轴的结构特点出发，分析了影响细长轴加工精度的因素，并针对产生误差的根源，从改变加工方式、工装结构和刀具参数等方面着手，提出了相应的解决措施。

The effect and rules of each factor to the moment invariants were investigated.

分析了在这些因素影响下不变矩的变化规律和误差。

The paper designs a scanning unit for immersion ultrasonic C scan system,in which the designing mechanism and structure are illuminated in detail,and indicates that the key factor for precision is the error of the lead screw.

设计了一种超声 C扫描检测系统扫描机构，详细介绍了该扫描机构的设计原理及结构实现，并对该机构的定位精度进行了分析，指出在该机构中，影响定位精度的关键因素是丝杠的误差。

However, because the measuring process is influenced by many factors, it is difficult to improve the accuracy of dynamic measurement. It is the focus of the measurers and the designers all through the ages. Thus, the research on dynamic error and accuracy theory is always heavily concerned.

由于动态测量的影响因素较多，如何提高其测量精度，一直是工程测量与仪器设计人员关注的重点，因而，对动态误差与精度理论的研究也历来受到人们的重视。

The precise time interval measurement with pulse counting is designed by using DSP controller. Using the technique of filter, it minished the measure outcome error of the interference of outside signal and the misuse of apparatus.

设计了基于DSP控制器的脉冲计数方式对时间进行精确测量，并采用滤波技术克服外界信号的干扰、仪器使用不当等因素对测量结果产生的误差。

Then analysis was done for the reasons and influencing factors of such tolerances.

最后分析出现误差的原因以及影响因素。

Salvoes of a group of artillery are the most used striking means in the battlefield. Many factors, such as the dynamic characteristics and random disturbance, can raise the positioning errors and synchronization errors, which will inevitably reduce the positioning accuracy of artillery.

火炮群射击是火炮主要的作战手段，由于各火炮特性的分散及随机干扰等多种因素的影响，在射击时会产生火炮与火炮之间的运动位置误差，出现运动不同步的现象，进而影响火炮的定位精度。

Simulation results show that the distributing capacitance of these differential capacitance sensors, the zero potential of the rotor and the model error are the major negative factors.

实验结果表明，差动电容传感器的分布电容、陀螺转子的零电位和模型误差等是影响测量精度的主要因素。

This paper analyses and proves that the restoring saturation coefficient α of one dimension extra saturation sediment discharge method and the modified coefficient K of the quasi hydrostatic settlement method are reciprocals each other.

分析论证了一维超饱和输沙法恢复饱和系数α与准静水沉降法修正系数K互为倒数；在分析影响α值变化因素的基础上，建立了计算恢复饱和系数α的数学模型；经过误差分析验证，模型的精度、可靠度均满足设计要求，可供生产设计单位使

A model is provided for simulating the bevel gear transmission system as concerning the time variant stiffness and bevel gears errors under static or cyclic loads.

齿轮传动过程中由于侧隙、齿轮误差等因素的影响往往会产生脱啮现象的发生，继而产生齿面的冲击。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐