独胆8双胆78
定位837
四码2378
五码23478+6
大底: 024, 026, 027, 034, 036, 037, 054, 056, 057, 424, 426, 427, 434, 436, 437
454, 456, 457, 824, 826, 827, 834, 836, 837, 854, 856, 857
单注:837,827