???????：?????????, ???? ?? ??? ??? ????????? ??????? ??????? ?? ?????? ???, ??????? ?????? ???? ????? ??????? ????????, ?? ???????? ?? ?? ???????, ??????? ????????? ?????? ???? ???????? ?????? ?????? ?????.
?????????, ???? ?? ??? ??? ????????? ??????? ??????? ?? ?????? ???, ??????? ?????? ???? ????? ??????? ????????, ?? ???????? ?? ?? ???????, ??????? ????????? ?????? ???? ???????? ?????? ?????? ?????. ???????? ???????? ??? ??????? ??????? ?????? ???? ???? ??? ???????? ???????? ?? ??.
??????? ??????? ???? ?????????? ??????????? 9 ???????????? ?????.
1, ??????? ??????? ???? ??? ???????? ?????
????? ?????????? ????, ?? ???? ???????? ??? ????????? ??? ?? ?????? ??????? ??????? ???? ?? ?????? ???? ???????? ???????? ???? ??? ????????. ??????? ??????? ???? ?? ??????? ???????? ????? ?????????? ????? ?? ??????? ????? ????? ???? ?? 4.75mm ? ??? ????? ???????????? ???? ??? ????? ?? ???, ???? ??? ?? ???????? ??? ????? ? ??? ??????? ????.
2, ??????? ??????? ???? ?? ????????
?????????, ????? ???? ????? ?????? ??????-??????? ???????, ???? ??? ????????? 2.6 ?? 3.6 ??? ????, ??????? ????????? ????? ?????? ?? ???? ?? ???? ?? ???, ??? ??? ?????????? ??? ???? ????? ??. 150?m ??? ????? ???? ???? ?? ??? ???, ????? ??? ????? ????? ??????????? ?? ??????????? ????, ??? ??????, ?????? ??? ???? ??.
???? ?????, ???????-?????? ???? ????????? ???? ????? ???? ????????? ?? ????? ????? ?? ???????????? ????, ???????-?????? ???? ?? ?????? ????? ?? ????????? ????? ???????? ??? ??? ??? ?????. ????????? ???, ???? ???????-?????? ???? ?? ?????? ?????? ???? ??????? ????? ?? ???, ???? ????????? ???????? ??????? ????? ?? ??? ??? ??????? ???? ??. ????? ?? ????? ?????????? ????? ???? ???? ?????? ???????? ????? ?????????? ???, ?? ??????????? ?? ?????? ?? ?????? ?? ?????.
?????? ?????????? ?????? ???? ????? ???? ?????? ?? ?????, ???? ????? ???? ?????? ???? ?? ????????? ????? ???? ?? ???? ?????? ?? ???? ??????. ?????? ???? ?? ??? ????? ??????????? ???? ?? ???? ????????? ??????? ??? ????.
??????????? ???? ?? ???? ???? ????? ???? ??, ????? ?????? ??????? (Mx) ????: ???, ??????, ?????? ?? ??? ??????:
??? ???? ?? ?????? ???????: 3.7-3.1, ?? ???????? ????? ???????? ???????? 0.5 ? ??? ?????.
?????? ??? ?????? ?? ????????: 3.0-2.3, ???????? ???? ???? ???????? 0.5 ??.?? - 0.35 ??.??.
?????? ???? ?? ?????? ???????? 2.2-1.6, ?? ???????? ???? ???????? 0.35mm-0.25mm;
??? ?????? ???? ?? ?????? ????????: 1.5-0.7, ?? ???????? ???? ???????? 0.25mm ? ???;
?????? ???????? ???? ?? ???? ???? ??? ??; ?????? ???????? ??? ?? ???? ???? ?????? ??.
3, ??????? ????? ???? ????????? ?? ??????
????????: ??????? ????????? ??? ????? ??????, ???? ?? ?????? ??????? ??? ????? ???? ??? ?????, ?? ??????? ??????? ?????? ?????.
??????:
I ????????? ???? C60 ? ??? ???? ????? ?????????? ???? ???????? ???? ???????;
???? ??????? ???? C30-C60 ????? ???????? ???? ???????? ???? ?? ???????? ??????? ???, ?????????? ?? ????? ???????? ???? ???????;
?????? ??????? ???? C30 ? ??? ??? ????? ???????????? ???? ???????? ?? ????????? ?????? ???? ???????.
4, ??????? ????? ???? ????????
??????? ????? ???? ?????? ???????? 4.75-0.15mm ??? ?? ??? 0.075mm ? ??? ???? ??? ???? ???? ??????? ?????????? ??????? ??. ??? ?????? ???????? 4.75, 2.36, 1.18, 0.60, 0.30 ?? 0.15 ??. ?????? ???????? ???? ??? ???? ???, ??? ??? ?????? ????????? ??????? ?????????? ????? ?????. ?????? ???? ???? ??? ?????.
5. ??????? ?????? ???? ?????? ?????????
???? ?????? ????????? ??? ???? ??????? ?????? ?????????. ?? ???? ???????? ???? ???? ???, ??? ??? ?????? ????? ??; ???? ???? ????? ????? ???, ??? ??? ?????? ??? ??; ???? ???? ????? ????? ???, ?????? ???? ??? ??. ????? ???????? ?????? ???? ?? ???????? ??????? ??? ???????? ???? ??????? ????????? ???????? ?? ????. ?????? ???????? ???? ???????? ??????????? ?? ?????? ?????? ?????? ?? ???, ???????? ????? ?? ??????? ?????? ??.
6, ??????? ?????? ???? ????????? ???? ???????????
??????? ?????? ???? ????????? ???? ?????? ??? ??????? ??????????? ????? ??????????, ???????, ???? ???, ???????? ???, ???????????, ????????, ???????, ????????, ????????????, ?????????? ?? ????? ????? ??????????? ?. ??????? ?????? ???? ????? ??? ????? ?? ??? ????? ???, ??? ?????? ?? ?????? ????? ??.
7, ??????? ?????? ???? ???? ???? ????? ????????
????????? ?????? ??? ?? ???? ???? ??????? ???????? ??????? ??. ??? ??????? ????? ????? ?? ???? ?? ????????? ?? ???? ??? ???, ?????? ???? ??? ??????? ??????? ?? ?????? ??????? ??? ?????.
??????-?????? ??? ??????? ?????
??????-?????? ??? ????????? ???? ??? ?? ??????????? ?? ????? ?????: ?????? ??? ?? ??? ??????????? ?? 28d ?????????? ?????? ???? ?????; ?????? ?????? ?????? ????? ???, ?? ?????????? ???? ??. ????? ???????? ???? ????? ???????????????? ???, ??-???????? ??????? ???? ?? ???, ??????????? ?? ????? ???? ?????? ??? ????.
??????????? ??????? ????????? ??? ??????? ?????? ???? ???? ??? ???, ???????? ??? ??????? ?? ?????????? ???? ?? ???, ??????????????? ????????? ??? ??? ????? ???, ?????? ????? ???? ?? ??.
???????? ??????????? ??????? ??????? ?????? ??????? ??????? ?????? ??????????? ???? ?? ???? ???? ????????????? ???? ??. ??????????? ???? ????? ???? ????? ?????? ????? ???? ?? ??? ???????? 2.6-3.0 ?? ????????? II ?????? ??.
9, ??????????? ???? ?? ???? ??????? ?????????
??????? ?????? ?????? ???????? ??????? ???????? ??????? ?? ??? ???, ??????? ??????? ????? ?????: ????? ??????? ??????, ?? ??, ?? ?????????, ???? ???????????, ???????? ???? ???, ????????? ????????.
????????
??????? ???????