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wuchapingding
- 采用最小二乘法进行深孔直线度误差评定 traightnesso f Hole with Precision Fit - THE straightness error was assessed using the least squares method OF Deep hole,,Research on Error Evaluation Method for the 嫡SS traightnesso f Hole with Precision Fit
sb468
- 是国外的成品模型,利用最小二乘法进行拟合多元非线性方程,直线阵采用切比学夫加权控制主旁瓣比。- Foreign model is finished, Multivariate least squares fitting method of nonlinear equations, Linear array using cut than learning laid upon the right control of the main sidelobe ratio.