????:1???????:??????????

2???????

3?????,600??????

4???????????

5???????

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

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

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