在此基础上，建立了误差状态空间方程与误差模型框图。

Based on the error mathematic model, state-space model and block diagram of error model are established.

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本文提出了一种基于主轴转速的机床热误差状态方程模型。

This paper presents a state space model based on spindle rotation speed for thermal errors of machine tool.

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在应用这种方法时，利用状态转移矩阵来产生无推力段的约束，减少了数值方法的误差。

When using the method, state transfer matrix is applied to produce the constraints, which can reduce the error from numerical method.

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