最小二乘法计算平面度公式
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所选测量点坐标值
X Y Z Xi^2Yj^2XiYj XiZij YjZij
H1-131.17968.8-81.5
H10200.28989.77-80.82
H11168.61895.09-81.21
H12274.05899.21-81.12
H13360.171102.35-79.99
H14366.93932.51-81
H15402.011056.38-80.04
H2 1.061119.39-81.56
H338.361060.09-81.44
H423.81979.68-81.56
H5 2.64883.92-81.76
H683.22999.85-81.29
H795.65940.52-81.43
H8229.71132.72-80.34
sum2115.3213960.28-1135.06657705.55561E+072E+06-170504-1131518 657705.621332432115.32-170504.3507a=0.002754
21332431401391713960.28-1131517.78b=0.002746
2115.3213960.2814-1135.06c=-84.2296
H1-131.17968.8-81.5
H10200.28989.8-80.82
H11168.61895.1-81.21
H12274.05899.2-81.12
H13360.171102-79.99
H14366.93932.5-81
H15402.011056-80.04
H2 1.061119-81.56
H338.361060-81.44
H423.81979.7-81.56
H5 2.64883.9-81.76
H683.22999.9-81.29
H795.65940.5-81.43
H8229.71133-80.34
Zij*fij
-81.93090.430888 -80.96060.140564 -81.30770.097728 -81.0061-0.11394 -80.21120.221161 -80.6589-0.34115 -80.22220.182156 -81.1533-0.4067 -81.2134-0.22661 -81.4742-0.08577 -81.79540.035446 -81.2552-0.03475 -81.3839-0.04609 -80.48710.147067平面度0.837592