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?????? ?????? ????????? ?????? ???: ?.?-?.?, ??? ?????? ?? ???? ?.? ???? ?????? ????? ???;
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??????: ?????? ???? ???????? ?????? ?????? ????????? ??????????? ?????????? ??? ???????????? ??????? ????: ??, II, ??? III.
????:
???? I ???? C60 ?????? ????? ?????? ?????? ???????? ??????????? ????? ???;
??????? ?????????? ????? ????-???? ?????? ????????? ??? ???????????? ???????????, ?????????? ????? ??? ????????? ??????????? ????? ???.
????? ???????? ?????? ???? ?????? ??? ?????????? ???????????? ???????? ????? C30 ?????? ??? ???????? ?????????? ???? ??? ????.
???????????? ?????? ????????
???????????? ?????? ?????? ??????? 4.75 ?? 0.15 ???? ??????? ????, ??? 0.075 ???? ?????? ???? ???????? ???? ?????? ?????? ???????? ????. ?????? ?????? ??????? 4.75, 2.36, 1.18, 0.60, 0.30 ??? 0.15 mm ?????. ?????? ??????? ??? ????? ??? ???????? ?????????? ?????? ??????? ?????. ?????? ????? ???? ????? ??? ?????????? ??? ????????????? ?????? ?????? ???????? ?????.
5. ???????????? ?????? ????? ????????
???????? ???????? ???????? ?????????? ????????? ?????? ?????? ?????????? ????????. ?? ?????? ?? ???? ?????? ?????, ?? ????????????? ???? ????? ????; ?????? ??? ???????? ???? ????? ???? ????, ?????? ????????????? ???? ??? ????; ?????? ??? ???????? ???? ????? ???? ????, ?????? ???? ???? ??? ????. ???? ???? ?????? ???????????? ???????? ???????? ????????? ?????????? ????????? ??????? ????. ???????? ????????????? ???? ???? ???????? ??? ??? ??? ????, ?? ??????? ??? ????????? ???????????? ??? ???? ????? ????.
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7. ???????????? ?????? ???????? ??????? ????????
????????? ??????? ?????????? ???-???? ???????? ????????? ???? ??????? ????. ????? ???? ?????? ?? ?????? ??? ??? ????? ?????, ?? ????????? ?????? ????????? ??? ?????. ????? ????, ?? ?????? ???? ?? ????.
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?????? ??????? ?????? ?????? ?????????? ???????? ?????? ?????? ?? ?????? ???? ???????? ???????? ???????? ???? ???. ??????? ???? ?????????? ?????? ????? ??????? ?????? ???????? ?????? 2.6-3.0 ??? ?????? II ?? ???????? ????.
9, ?????? ???? ???????? ?????? ?????? ????
???????? ????? ??????? ????????? ?????? ????? ????????? ???? ????, ??? ????? ???????? ??? ????: ??????? ??????? ????, ?????, ?????? ??????, ???? ???????, ??????? ???? ?????, ???????? ???????.
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