0.0070 0.0065 y=0.00509x+4.54652×104 Al 0.0060 0.0055 880 0.0050 0.0045 0.0040 Particle size:kA/D=4.54652x10 0.0035 D=339nm Strain:slope of line=0.509% 0.0030 0.6 0.7 0.8 0.9 1.0 sin0 材料科学与工程学院 14 School of Materials Science and Engineering材料科学与工程学院 School of Materials Science and Engineering 14 Al