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??? ????? ?? ??????, ?????????????, ???????? ???????????? ???? ???? ?????????? ?????? ????????????? ????????? ???? ??? ????? ???????????? ??????? ?? ???? ????? ???? ??????? ?????? ???? ?????? a-(1!3) ??? b-(1!4) ????? ??????? ???? ?????? ??? ??? ?????? ????????: ??? ???????? ???????; ??????????? ??????? ????? ???? ??????? ???; ??? ?? ???????? ?????????? ????? ?? ????????? ????? ???????, ??????? ??? ?? ???????? ???????? ???????, ?????????????? ???? ???????????? ???????????, ??????? ????????? ???? ???? ?????? ??????? ??? ??????? ?? ????? ?????? ????? ???????? ???? ??? ???????? ??????; ???? ?????????; ????? ?????????????? ??? ??? ?????????; ???? ?????????? ????? ???? ?????; ???? ?????? ?????; ???? ??? ???? ???? ????; ???? ??? ??????? ???? ??? ????????; ??????????? ?????? ???????? ???? ???????? ???????
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1. ????? ?????:????????, ????, ?????, ??????? ?????, ???? ??? ????? ???? ?????????????? ??????????? ????? ???????; ????, ????? ???, ???????? ?? ??? ??????????? ????? ???????; ??????????, ?????????, ??????? ???? ??????????? ?????; ?? ?? ??? ??????? ?????? ?????????????; ??, ???? ??? ??? ????????? ?????????? ?????? ????? ????????
?. ?????? ??????????????? ????:?????? ???? ??? ?????? ??? ???????-?????? ??? ??? ?????????? ???? ??? ?????? ??????? ?????? (??????? ??? ????, ??????? ???) ??????????? ???? ??? ?????? ??????????
3. ??????? ?????:???????? ??????? ??????? ????????? ???????: ????? ???????? ?????? ???? ????, ??????, ??? ??? ?????, ?????????, ???????? ????? ?????? ????? ????? ???? ?????, ?? ????????? ??? ??? ??????? ??? ????? ???? ?? ????????? ????? ??????? ????????????
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| ??? ????? | |
| ?????? | ????????????? |
| ?????????? | ????? ?????? ????? |
| ???? ????? (Gr/cm2) | ???-???? ?????/????? |
| ?????? ????? ????? | ≤??% |
| ??? ?????? ???????? | ≤?% |
| ???????? ??????? (??? ?????? ??????? ????? ????????) | ??? ???? ???????????? |
| ????? | ≤?.?% |
| ??????? ??? ?????????? | ???????? ?.?% |
| ?? ???? | ???????? 75 ???? |
| ?????? ?????????? (?????-60) | ??% ???? ???????? |
| ?????? ????????? | ≥ ??°??. |
| ?????????????? ????????? | ≥ 30 °??. |
| ???? ???? | ? |
| ????????(As) | |
| ???? (Pb) | |