怎么导入从txt文件中导入三位数组？？？
请求高手帮忙
txt文件如下：
0.000000,0.000000,0.000000
0.100000,0.000000,0.200000
0.200000,0.000000,0.100000
0.300000,0.000000,0.400000
0.000000,0.100000,0.230000
0.100000,0.100000,0.140000
0.200000,0.100000,0.100000
0.300000,0.100000,0.300000
0.000000,0.200000,0.130000
0.100000,0.200000,0.020000
0.200000,0.200000,0.100000
0.300000,0.200000,0.160000
0.000000,0.300000,0.080000
0.100000,0.300000,0.190000
0.200000,0.300000,0.100000
0.300000,0.300000,0.030000