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

????:?????50???:??????????

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

???????,?,??????????60%??????????????????,???????????????????,????

?,?????????1800???????????????6?????????????????6???????????????,????????6???????

?????????,??????????????????????????,???????,??????800???

??????????????????????,????????,???????????,??????21??????????

6??????????15????,??,?????,???????????????????,???????????????,????????74??????????85%??????????

?????????????(6?????????????16?)??????????????,?????????????????417???????,??????????????13???????????????????,????,?? ???:??????????