??????“????”?????
???????????2???22????????? ??????????????:?????????????“?????????????”????????????????
??? ?????? ??????????? ???
???????????????????????????????????,???????????????????????
????????????????????????,?(???“?”)????????“???”?????????????????500kV??????(???????????“500kV GIS???????????????????????????????????”)???????,???,????

??????????????????????????????,??????????,??????????????????“??????????????”??????????????“??????????”????,“????????”???????????“???????????????????????????”,???????,???????????????????360°?,???????“????”,??????????????????,???????????????????????,???24??

“??,500kV GIS?????????,????????????????,???????????”????????????,???????????????,??????????????,???????????????????????????????????????,????????????,???1.70???????,?????
????,????????????????????????????????????????????????,500???????????,????????????????,????????
???,???????????????????,???????????“????????????????????”??360°????????????,????????????

“??????????,???,?7?????????”??????????????????,“???‘??’??,1???????,?????????????????????????????,??,??????????????”
?????????????,???,????,?????,???????????,????,????????,???????????(???????????????)
????:?????
??