体心四方 a=b=0.286nmc=0.320nm 00o00o L a=0.286nmb=0.300mm c=0.320nm 1,1,1 (e)面心立方:y-Fe a=b=c=0.360nm (50.67,44.6 5432 2,2,0 图3-X射线衍射花样与晶胞形状及大小之间的关系(d) 体心正交: a= 0.286nm, b=0.300nm, c=0.320nm (e) 面心立方：g−Fe a=b=c=0.360nm Intensity (%)   (©) 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 0 10 20 30 40 50 60 70 80 90 100 1,0,1 1,1,0 0,0,2 2,0,0 1,1,2 2,1,1 2,0,2 2,2,01,0,3 3,0,13,1,0 Intensity (%)   (©) 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 0 10 20 30 40 50 60 70 80 90 100 0,1,1 1,0,1 1,1,0 0,0,2 0,2,0 2,0,0 1,1,2 1,2,12,1,1 0,2,2 2,0,2 2,2,0 0,1,3 1,0,3 0,3,11,3,0 3,0,1 3,0 Intensity (%)   (©) 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 0 10 20 30 40 50 60 70 80 90 100 (43.51,100.0) 1,1,1 (50.67,44.6) 2,0,0 (74.49,21.4) 2,2,0 (90.41,22.7) 3,1,1 (95.67,6.6) 2,2,2 (117.71,3.8) 4,0,0 图3- X射线衍射花样与晶胞形状及大小之间的关系 (c) 体心四方 a=b=0.286nm,c=0.320nm