????????? ??????? ???? ?????????????? ???????? ???? ??????????? ??? ???? ????? ????? ?????????? ???????? ??????, ???????? ?????????? ?????, ???????? ???????? ?????????????, ??????????? ??? ?? ?????????? ????????? ??? ??? ?????? ????? izing ???, ??? ?????? ?????????;
?????????? ???????? ?????? ?? ????????? ??? ????? ??? ?????????? ??????? ?? ??????? ??????????? ?????? ?????, ????????? ????? ????? ?????? ???? ???????? ????????? ????, ?? ????????? ????? ????? ????????? ????? ? ??? ?????. .
??????? ????? ????? ????? ????? ????????? ?? GB6063 ???? ??????, ?? ness ???, ????? ????????????.
????: ???????? ?? 2.8 ?? ????, ???? ???, ?????? ??????? ????? ?????, ??? ????? ??????, ????? 10 ? ??? ???? ????? ?????.
?????????? ???????? ?????? ????????? ?? ???? ??????? ??? ???, ??? ????????? ??????????? ??????? ???????? ??????????, ?????? ??????? ???????? ???? 0.12m / m .??? ????? ?????? ????.
?????????? ???????? ????? ?????? thickness ??? ???? ????? ???? ???????? ??????? ?????????????? ??? ?????? ??? er ?????? ???, ??????? ???? ??? ?????? ???????? ????? ?????, ?? 0.5 ~ 5mm ????? ??? ?????. ???????? ???????? ??????? er ??? ??? ?? ??, ????? ?? ?????? .
?????????? ???????? ??????? ?????? ???????????? ? ?? ?????? ????? ???? ??????? ????: ????? ?????, ???????, ??? ?????, ????? ?? ??????????? ????? ?? ???? ?????. ??? ?????? ????????????? ?? ?????? ????? ??????? ????? ?? ???????? ??????????? ??? ??? ?????? ?? ?????. ??????? ??????? ????? ??? ?????? ???? ?? ??? ??????? ??????? ???? ???? ?? ?????, ???? ??????? ????? ????? ???? ?????? ??? 40 ~ 50CM ??.
??? ????? ???? ?????????? ???????? ?????? ????? ?????? ??: ?????????? ??????, ??? ?????, ????? ?????? ?????? ??????, ??? ????, ??????? ?????, ??????, ????? ???? ?? ???????, ???? ?? ????.
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