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

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

????????????1???2?? (?????????????????????????? ??)1???????????2????????????10??01?????????16???????????43????????,??????????????????4.8???4.6??,??10????,??????2???4??????????????,???????????????,?????????????????????????,???????,????????????????,?????????????

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

??????,???69????21????,????????,??95?,?????,????,??,????????????????

??,?????????????????????????????????????????????????????????,?(???????????????????????????)?????????(??????????????)??,?D??????

?????????,????????????,?,??,???????????,?????(???????????????) ????????????:??