253期跨度 4 5 6 7 9 开327√                                                                                 
254期跨度 3 4 5 7 9 开356√                                                                                 
255期跨度 2 3 5 7 9 开099√                                                                                
256期跨度 2 3 4 5 9 开070x                                                                                 
257期跨度 2 3 4 8 9 开092√                                                                                  
258期跨度 2 3 4 8 9 开444x                                                                                  
259期跨度 1 2 4 7 8 开    

专题：跨度