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