[求助] cBR测力环工作曲线 [复制链接]

力kN             指示器示值（mm）wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
0                    1.000wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
3                    1.278wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
5                    1.458wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
10                    1.898wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
15                    2.340wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
20                    2.790wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
25                    3.242wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
30                    3.700wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
a  b的单位为N/0.01mmwÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p
急求次应力环方程Y=ax+b 中a  b的值分别为多少wÎ…ÿáû\É bbs.3c3t.comAdȦð´3¤p