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??????????? ??????????? ????????? ???????? ? ???, ??? ???????? ???????? ??????? ?????????? ?????????? ??????????? ?? “???????” ??????? ???????????? ?????????. ? ????????? ???????? ????????, ??? ??????? ???????? ???????? ???????? ???????????? ??????????? ?? ????? ????????? ????????: ?? ?? ????? ??????? ????? ?????????, ?? ????? ???????? ? ??????????, ? ????? ???? ?????? ? ????????? ? ????????.

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?????? ?? ????? ??? ???????????? ?????? Green Liquid Apogee Engine for Future Spacecraft Project (GRACE), ??????? ?????? ????? ?????????? ??????????? ?????????????? ? ???????????? ???????? ??????????. ??? ???? ???????????? ????? ??????? ????? ?????????? 60 ????????? ????????? ?????????.