????�??????�?????
??2???22?????? ???????????????????????????????????:????????�??????????????�???
????? ??? ????????????? ????????
????????????????????,?????????????????
????????????,???????????(????�????????????�)?????????????�????????????????????�???????????????????????????500kV???????(?????�500kV GIS?????�)????????,???????????????????????????,???

??,???????????????????????,???�???????????�??????????????????�??�???,�???�??????????????????�???�,??????????,?????????360�??,????????�????�,??????,?????????????????????????????????,?????????????24?????

�?????,500kV GIS??,?????,????�????????,????,?????????????????,????????????????????????????????,???,?1.70?????????????????????????????,????????
???,?????????????????????????????????????????????????????????????????,500???????????????????,??????????,???????????????????????????????????
??,????????????????????????,???????????????????�??????????????????????????????�???360�???????????????????,??????????????

�???,??????????,?7?????????????????�?,�??�?????�????????????,1????,??????????????????????,??????????,????????????�
??????????????,??????,??????????,????????????,??????????????????,???,???,????????????????(???)
????????:???????????????
??