In this paper, a new method for measuring the vertical motion straightness and rolling error of machine tools is presented.
介绍了一种测量机床竖直运动直线度和滚动误差的新方法。
The result of on-line application indicated that rolling force model has good precision of prediction with an error less than 5%.
现场在线应用结果表明：给出的轧制力模型具有良好的预测精度，预测误差可以控制在5%以内。
It keeps the method of calculation rolling pieces and pass design respective - ly from making error by using method of reducing non-linear equations.
采用求解非线性方程组的方法设计孔型尺寸，避免了因轧件尺寸和孔型尺寸分别计算所造成的误差。
The pure rolling model, equal turning Angle model and bisection model for the design of eccentric involutes gears transmission have model error.
偏心渐开线齿轮传动设计的纯滚动模型、等转角模型和等分模型存在模型误差。
In this paper, the selection of weight facfor and the error in forecast based on experiment of rolling bearing are discussed.
本文通过对滚动轴承的实验研究，分析了预测中权的选择和预测误差。
The algorithm is able to adjust the schedule to make the strip thickness error less than set one by modifying the limit coefficient of rolling force.
该算法通过调整轧制力限制系数来调整约束条件使得最后道次的出口厚度与目标厚度的偏差小于给定误差，并同时获得优化的轧制规程。
Secondly there is error between the thread roll angles of thread rolling die and drill rod.
滚丝轮螺纹和钻杆螺纹的螺旋角有误差。
Rolling bearing stiffness is usually estimated empirically and it is simplified as a constant stiffness element. This method often causes large error.
滚动轴承一般按经验公式估算其刚度特性或简化为定常的弹性元件，但误差较大。
At the same time, LNG may lead LNG boiling gasification and liquid cargo rolling due to error operation or system failure, then, the rising pressure in the cargo hold may have disastrous consequences.
同时因操作不当，低温系统故障不能及时解决，导致LNG沸腾气化和液货翻滚，使货舱压力急剧升高而产生灾难性后果。
For this reason, we develop a model which can calculate thickness for plate rolling, and an X-ray thickness gauge monitor and several compensation algorithms are used to compensate model error.
为此建立了钢板的高精度厚度计式模型，采用X射线测厚仪检测参数和各种补偿算法对计算模型进行修正。
The high accuracy measurement system by multi-rolling method can be used to measure the diameter and roundness error of the large diameter.
文中详细介绍了在不使用二次仪表的前提下，基于虚拟仪器技术的大直径高精度测量系统的集成方法；
The high accuracy measurement system by multi-rolling method can be used to measure the diameter and roundness error of the large diameter.
文中详细介绍了在不使用二次仪表的前提下，基于虚拟仪器技术的大直径高精度测量系统的集成方法；
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