本文讨论了部分变量带误差的线性函数关系模型的参数估计问题。
In this paper, the problem of parameters estimation in linear functional relationship model with "error in some variables" is discussed.
分析了平衡流形展开模型的误差，给出了调度变量的确定方法。
The error of expansion model and the method of getting scheduling variable were proposed.
在数控机床热误差控制补偿技术中，合理选择温度变量，是建立补偿模型的关键所在。
In the technology of thermal error compensation in NC machine tool, selecting the temperature variables rationally is key for setting the model of compensation.
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