???? ??? ???? ??????? ?? ?????? ???????? ?????? ????? UPS
?? ?????? ?????? ????? ?????? ???????? UPSs With External Battery ?? LONG WAY. ?? ????? UPS (???? ?????? ??? ???????) ?????? ???????? ??? ??????? ??????? ??? ???? ?? ??????? ????? ?????? ??????????? ??? ????? ???? ?????? ?? ???? ??????. ???? ??? ???? ?? ???? ?? ??????? ?? ?? ????? ??? ?????? ??? ??????? ??? UPS ??? ?? ???? ?????? ?????? ??? ?????? ?????? ?????? ?????????. ???? ???????? ???????? ??? ????? ???? ???????? ??? ????? ???? ????? ??????? ????? ???. ??????? ?????? ??????? ??????? ?????? ?????? ??? ??? ????? ??? ?????? ??? ????? ????? ??????. ?? UPSs With External Battery ?? LONG WAY? ????? ??? ?????? ????? ?? ???? ?????? ??????? ?????????? ???????? ??? ??????