[逐步推胆]体彩排列三312期形态分析组选：024579
- 独胆
- 2
- 双胆
- 2,4
- 三胆
- 2,4,7
- 杀一码
- 6
- 杀二码
- 3,6
- 杀三码
- 1,3,6
- 五码组选
- 0,2,4,5,7
- 六码组选
- 0,2,4,5,7,9
- 定三跨度
- 5,7,8
- 杀二和尾
- 5,8
- 定四和值
- 6,12,17,20
- 包星两组
- *2*,*4*
- 直选定位
- 127,125,013
- 定位5*5*5
- 12478,12457,01369
- 定位杀四码
- 0359,0689,2478
- 胆拖
- 胆码：7,拖码：0,2,4,5,9
- 组选五注
- 457,477,497,524,929
- 组选十注
- 204,292,457,477,494,497,524,597,784,929
- 组选40注
- 002,004,007,024,027,028,029,044,045,047,048,049,078,224,225,229,244,245,247,249,255,258,277,278,447,448,449,455,457,458,459,477,478,488,499,578,579,779,788,799