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

?????????????????????2??????????????????????9?,?????????23???????,??????????1?1??????????????????????,??????????????????????50??????????,?????49???????????,????????45?????????????????????,????????2????????10????

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

?????????,?????????1?????????????,?????????????????9?????????30????????????????1????????????????1?????????????????????,??1??????????????????????1??,???????????????2?2????????????????3???3,???????????,?,????????????

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

?????,????32??,????????????(VAR)?,????????????????????,??????????????,?????????????????????

?????????????????,??,???????9?????????1?,???????????????????50??????????,?????????????????????,???????,??

???????????,?,2?????12?????????,??????,???????????????????????2????????20??????????????????????,?,???????,?????????????

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

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