?????????????:???

??

????????1??17? ????????,1??????17????,???????????????????

????????????:???????,???????,?????

??:1????????7?????????,???????????????????????6.8?????????????????,?????????,???,??,?????

????????,??,????????????,???????????????????????????????????????????15???,????2055??????????????????????????????????????????869???????,?????20????????????(??),?297??????;????????????????????27??,??????????2756????????????,????21??????,???????????22359?????????????????????,?2812?(?),???????9.5?,???????????4300????????????????,?4700??

???,???;????,???????????????????????“???”??????,???,???????“??”? ??:??

?????????

??????????????????:????????

????????