[求助] cBR测力环工作曲线 [复制链接]

力kN             指示器示值（mm）5L°¡->´â8bbs.3c3t.com•ÝAÂù–
0                    1.0005L°¡->´â8bbs.3c3t.com•ÝAÂù–
3                    1.2785L°¡->´â8bbs.3c3t.com•ÝAÂù–
5                    1.4585L°¡->´â8bbs.3c3t.com•ÝAÂù–
10                    1.8985L°¡->´â8bbs.3c3t.com•ÝAÂù–
15                    2.3405L°¡->´â8bbs.3c3t.com•ÝAÂù–
20                    2.7905L°¡->´â8bbs.3c3t.com•ÝAÂù–
25                    3.2425L°¡->´â8bbs.3c3t.com•ÝAÂù–
30                    3.7005L°¡->´â8bbs.3c3t.com•ÝAÂù–
a  b的单位为N/0.01mm5L°¡->´â8bbs.3c3t.com•ÝAÂù–
急求次应力环方程Y=ax+b 中a  b的值分别为多少5L°¡->´â8bbs.3c3t.com•ÝAÂù–