压力表P荷载FLppLpt平均值P平均值荷载FAB4281.38515.312745.316974.3201202241431.7281656.7321899.7362117.3402353.3442594.310135424计算原理相关系数0.999,检验系数1.051433.7450.01736-0.89578回归方程FP=0.01736*F-0.89578千斤顶的作用力F与油缸的油压P的线性关系:P=AF+B,根据最小二乘法求A、B。A=Lpt/Lpp、B=油压P的平均值-A乘作用力F的平均值583696710135441.952352415.981相关系数0.9999792相关系数0.999,检验系数1.05回归方程FP=0.01736*F-0.89578