Probe into miniature stress sensor and model coupling issue of medium and measurement the relative error;

探讨了微型应力传感器与模型介质的耦合问题及测试相对误差；

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Through an experiment for free-form surface measurement, the approach is proven to be simple for parameter computation and its relative error for space length measurement is better than 0.56%.

通过对一自由曲面分块测量及数据拼接实验表明，这种方法参数求解简单，空间距离拼接相对误差优于0.56%。

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The paper gives an analysis on the source and size of measurement error of gauge block by relative measuring method.

分析了相对测量法量块测量过程中误差的来源和大小。

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