To date we have executed h2o as ideal mirror. This is rather considerably from reality (consider the element listing in the main section).? ?? ????? ??????? ???? ?????? ??????. ?? ?????? ?????? ?? ??????????? ??? ????? ?????? ?????? ??????? ??? ????? ????? ???? ? ???? ?? ??????? ??? ?? ???????????? ??????????? ?????????? ???????? ????? ? ???? ?????