According to minimum zone condition, mathematical model of spatial straightness together with the optimal objective function is set up.
根据最小区域条件，建立了空间直线的数学模型以及优化目标函数。
Nonlinear mathematical model for spatial straightness error evaluation is firstly established in this paper based on the minimum zone condition.
本文首先按最小条件建立了评定空间直线度误差的非线性数学模型。
The minimum zone method meets the minimum condition for evaluating the straightness, however it is difficult to accomplish computerization.
最小区域法是符合最小条件的一种直线度误差评定方法，但较难实现。
A few of methods of evaluating straightness error are researched. Minimum zone method tally with minimum condition, so it is ruling basis of evaluating straightness error.
研究了几种直线度误差评定方法，其中最小区域法符合最小条件，应作为直线度误差评定结果的仲裁依据。
A few of methods of evaluating straightness error are researched. Minimum zone method tally with minimum condition, so it is ruling basis of evaluating straightness error.
研究了几种直线度误差评定方法，其中最小区域法符合最小条件，应作为直线度误差评定结果的仲裁依据。
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