????:1???51??:????????

2???????????

3???????

4????????

5?????????

9?28????

?????????,?????,???????????????????????????

????????????????

?????

????

????????????????,????

???,????????

????????????????????????????????????;?????????????????????????????,?????

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

??????,????????????????????

???,??????,??????????????????,??“??”,??,??

???????????,??????????

????,?,??????????????????,??????????????????15????????????,???????????????????????,????????,??????

???

??????????????,?????????

?????????5?????,????????0(???,???????????)?3?7?14?28????????1????????????,????????????????????5????????“2-1-1”??,??????????????0??2???????????????(????????????????????????1??????????????),???????????????????7?21??1???????????,??4?????????????????

??,??????????????

?????????1~3?????????????????,1????????????1????????????,???????????,????????????????,??????????100%???????????,???

????????,???

?????“????????????”,????,???;???3??,????????????????;???3?,???0?3?????????????1????

????????????????????,?????,????

??????,??????????,??????????,???,????????,?????????????????,????????????????,?????????????????????????,????????

????????????

???????????????????,?????????,?????????

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