最后基于最小二乘法原理实现了测试数据的误差补偿。
The error compensation of test data is achieved with the least square method.
利用最小二乘法，建立过热蒸汽的密度与温度、压力之间的函数关系，实现过热蒸汽的空间曲面补偿法，力求测量误差达到最小。
Use method of the least squares to build function relation between temperature and pressure, the space camber compensation method is realized and makes THD measuring error least.
介绍了用最小二乘法求解补偿参数的原理，及双参数补偿实验测试结果。
The principle of solving compensation coefficient by least squeal method is introduced, and the two parameters compensation experiment results are shown.
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