N

空间四区域时间四区域

M = 8

M = 10

M = 12

8

1.27E−04

1.40E−04

1.51E−04

10

8.78E−07

9.64E−07

1.04E−06

12

4.96E−09

4.52E−09

4.89E−09

14

3.05E−09

2.05E−11

1.97E−11