???? ????? ?????? ??????? ???? ????????? ???????? ?????? ???????. ???? ??????? {?????? ?????? ?? ?? ???????? ????????? ????? ????? ????? procurement ??? ?????. ?????? ????? ?? ?????? ???????? ??, ?????? ??? ??????? ??? ??????? ?????? . ???? ????? ?????? ??????? ??? ???????? ?????