???????????? ?????????? ?????????? SiO2 ? ?????????? ?????????? ???????? ??? (??????-??????? ???????????) ? ??? (??????????? ??????????? ???????????)
???????? ????????? ?????????? ?????????? ? ???????????????? ?????? ?????????? ?? ?????? ??????????? ???????? ???????, ? ????? ??????????? ????, ??????????? ???????????? ???????????. ???????? ??????-???????????? ????????? ????????????????? ??????????.
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?'???????? ???????????? ????????? ??????????. ?????? ?????? ?????? ?????????? ?????? ?? ???????? ???????? ?????? ?? ?????????? ?????????????? SiO2. ????????? ?????? ??????????? ???????? ??????????? ???????? ??????? ?? ???? ??????????? ??????????????.
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??????, добавлен 02.04.2014?????? ??????? ???????? ??????????????? ?????????? ????????? ?? ?????????????? ??????????? ?????? ????????? ????? SiO2 ? ?????????? ?? ? ?????????????. ????? ??????????????? ???????????? ?????????? ????-???? ???????? ? ????????? ???????????????.
??????, добавлен 03.05.2019????? ????? ???????????? ?????? ??? ?-?-?-?? ?????????????, ? ????: SiO2, ?O2, ZrO2, SnO2 – ??2 ?? ?12?3 ?? ?? ???????????? ? ??????? ?????????? ??????????? ??????? ??????? ? ?????????????? ? ?????????? ????????? ???????. ?????????? ????? ???????????.
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??????, добавлен 07.01.2017?????? ??????? ??????????? ?? ??????? ???????? ?????????? ????????? ?? ????????? ????????????????????????? ??????????. ??????????? ?????????? ?????????? ??????????? ????????? ?? ?????? ??????????????? ?? ???????? SiO2 ????????? ?? ??????????? ???????.
???????????, добавлен 28.07.2014