入口ID	所属城市ID	入口下地城ID
48	1	4100,4101,4102,4103
44	1	4200,4201,4202,4203
50	1	4300,4301,4302,4303
40	1	4400,4401,4402,4403,4404,4405,4406,4407
45	1	4500,4520,4540,4560,4580,4700,4720