?? ???? ????????? ????????? ????? ????? ??????? ??????? ??? ??????? ?????? ???????. ? ???? ???? STC, ?????? ??????? ?????? ?? ????? STC, ??? ???? ???? ??????? ?????? ???? ????? ??????? ????????? ??? ????? ?????. ???? ?????? ?????? ????? STC ????? ???? ??????????? STC ??????? ??????? ?? ???? ????? ???????? ???????? ???? ?????. ????? ??? ??? ??????