[1] SA Chao, XI Baotian, LI Lian. Approach to Detecting Tension of a Circular Saw [J]. Forestry Studies in China(S1008-1321), 1999, 1(2): 64-70.
[8] ZHANG M, YAN W. Curve Fitting and Optimal Interpolation on CNC Machines Based on Quadratic B-splines [J]. Science China Information Sciences(S1674-7267), 2011, 54(7): 1407-1418.
[10] ZHANG Lei, GU Tianqi, ZHAO Ji, et al. An Improved Moving Least Squares Method for Curve and Surface Fitting [J]. Mathematical Problems in Engineering(S1024-123X), 2013, 2013: 1-6.