X W X D =0.84737
00.1
0.20.3
0.4
0.5
0.60.7
0.80.9
100.20.40.60.81
梯级
相平衡对角线XD XW X D =0.84737
0.580.630.68
0.73
0.780.830.580.630.680.730.780.830.6放大图