?????????з?????????????????????????????,??????????????????220V,380V,400V,415V,480V,500V,515V,660V,690V,1140V??80KV??????????,????????????????,???y????????,???????????,???С,??????,??????????????·????????????????????,??????豸??????????????????????????????????????????????????????,????????220V,380V,400V,415V,480V,500V,515V,660V,690V,1140V??80KV??????????,????????????????,???y????????,???????????,???С,??????,???????????豸???????????????????á????????????μ???????ж??????????????????????????,???????????????????????,????????μ?;??????????????????????,????????μ???  ???????е?????????????????????,????????????????????????????(??500kV??220kV)??????????????????????????????????		
???????У???????????顢?????????????顢????????顢?????????????????????顢??????????2???????估???????????????????韁???????????估?????顢????????????????????????????顢??????????????????????????????顢???????????????????????