盘区巷道布置 2 6盘区巷道布置 1 2 1 1 1 4 1 8 7 5 6 89 2 1 1 7 6 1 2 1 0 1 2 1 3 m 4 3 1 9 2 0 1 1 1 1 1 5 1 3 1 2 1 6 1 4 11 2 7 1 8 3 1 7 6 8 4 9 2 0 1 9 1 mmm 1 0 123