??? ?????? ?????? ???? ???? ????? ????? ???? ???? ????, ???? ????? ???? ?? ?????? ????? ???? ????? ????? ???? ????? ???? ???? ????. ???? relaxation} ???? ??? ??? ??????? ??????. ?????, ??????? ? ???? ?????. ??? ??? ???? ??????. ???? ????? ????? ?? ???? ??? ???? ??? ???? ??????. ???????? ????, ???? ??????. ??????? ??? ???? ?????? ???? ???? ??