拉伸法测金属丝杨氏模量实验数据及数据处理范例:单位 :mm砝码nininini012345613n(| ni 4 ni |) 22.1mm4 i07,(n)13|nin | 0.2mm ;4 i0d: , , , , , ;d0.725mm,d0.003mm,b=,b0.02mmD=,D0.5mm, L=,L0.5mmF= 49.8 =,F40.0039.80.1176NY2FLD8FLDn1.751011 N / m2Sbnd 2bErYFDLb2 d(n)2.9%FDLb0.029YdnYEr Y0.051011 N / m2YYY(1.750.05)1011 N / m2