??????????
????????????? ???? ?????????? ??? ?????? ??? ????????????????? ??. ?? 90% ?? ??????? ??? ?? ?? ??? ???? ????? ???, ??? ???? ??? ???? ???? ??? ? ????? ??. ???????????? ????????? ??? ??, 20 ℃ ?? ???? 37%. ??????? ????? ??, ?? ??? ????? ???? ?? ??, ??? ??????? ???? -97.4J/g ??.
???????????? ????? ??????? ????? 70% ?? 80% ????? ??? ??, ???? ????? ?????? ???????? ???? ? ???? ??? ??, ??? ???? ????? ?????? ??? ? ????? ??? ???? ??? ??. ?????? ????????? ??? ???????? ????????????????? (AK) ???? ?????? ????-??????????? ????? ???? ????????? ??? ??, ?????? ????? ??? ????? ??????? ???? ? ??? ????. ???????? ????????????? ???? ??????? ??? ?????? ??????? ??????? ???? ???? ??. ???????????? ??????? ???? ??????? ????? ???? ???? ??? ??? ????????? ????? ???? ??? ??.
????????????? ????? ???? ???????? ??? ?? ??? ?? ???? ???????? ????????? ?? ????? ????? ??? ???? ??? ?????? ???. ????? ???? ???? ?????????? ???? ???? ?????????? ??????? ???????????????? ???? ???? ???.
???????????? ????????????????? ?????? ??? ??, ??? ?? ?????? ???????? ??? ???? ???? ???? ???????? ???? ??? ??. 20 ℃ ?????? ??? 90% ?? ??????? ??????? ??????????, 5 ???? ???? ???? ???? ???, ?????????????? ?????? ????? ????????? ???? ???? 40%, ????????? ???? 17%, ??????? ???? 10% ??? ?????????? ???? 2% ???? ??? ??? ??.
25 ℃ ??????? ???????????? ????????? 36% ??, ?? ??????????? ??????????? ???? ??? ??. ??????? ????? ???????????? ? ????????? ??? ?????? ???, ????? ?????? ????? ?? ?? ?????? ?????????? ?????????? ???? ?????? ???, ????? ???? ???????????? ????? ???? ???? ???? ?????? ???????? ???? ????????? ???? ????. ??????? ???? ????????? ???????? ??? ???????? ??? ??. 80 ℃ ???????, ?? ???? 75% ??, ?? ??????? ????? ? ??, ?????? 20 ℃ ???????, ?? ????? 35% ?? ??? ??. ????? ????? ???? ?????????? ??? ?????? ??????????? ??? ??, ?? ???? ??????? ???????????? ???? ??? ???? ???????? ????????? ?????? ????? ????? ????? ??. ????? ???? ?????????? ??? ???? ???? ??? ??, ??? ??????? ???? ??????? ???? ??????? ???? ???? ???? ??? ??? ????????? ???? 1.8 ??? ??? ??. ??????? ???? ??????? ??? ?? ??, ???? ??????? ???? ????????? ????? ??? ??.