??? ???? ??? ?????? ??? ???? ??? ????? ?????? ??????????? ??? ?????? ??? ??????? ??????? ????? ???? ?????????
??? ???? ????? ??? ????? ??????? ??????? ????? ???? ???????????? ??? sheet metal ???????????. ????? ??? ?? ??????????? ????????? ??? ???? sheet ?????? ??????????? ??????? ????? ??? ?? ?????????? ?????? ??? ????????? ??? ??? ?????????? ??????, ??? ????? ????????????? ?? ????? ?????? ??? ???????? ??? ??? ??????????.
1. ???? ?????? ????????, ??? ??? ?????? ??? ?? ?????? ??? ???? ????????????? ????? ??? ????? ?????????????, ??? ??? ???????????? ???????? ??? ?? ????? ???? ??? ????????????? ?? ????????????. ???? ???????????, ????? ???? ???????????? ??? ????
2. ??????? ????????????, ??????? ????????? ?????????? tratament?, ????????? ????????? ??? ?? ???? ????? ?????????зи?? ???? ?????? ????????, ??? ???? ?????????? ???? ??? ???? ???? ??? ??????. ??? ??????? ??? ??????? ?????????? ???? ????? ??? ??? ?? ???? ???? ?????. ???? coating ????? ?? ????, ?? ??????? ?????????? ???????????? ?????? ??? ??????????? ????
1. ?? ??? ?????? ?? ???? ??????????? ?????????? ???????????, ???? ???? ???? ????? ???? ?????????? ????????????. ??? ????? ???? ??? ????????????? ???? ????? 15???????, ??? ??? ??
??? ???????? ??? ??? ??????? ??? ???? ????????? ?????? ????????, ??? ??? ?????????????? ????? ???? ???? ?? ?????. ??? ???? ???????????? ?????? ??? ?????? ????.
![沈阳钣金加工 ??? ??? ?????? ???? ??? ?????????????? ????????(pic1)](/2024/thumb_20201223113252_718.jpg)
3. ???? ????????, ???? ????????????? ??? 1-2 Sodium carbonate.
4. ?????????? ?????????? ????? ????????? ???? ???? ?????????? ?????? ?? ?? ??????? ???????, ??? ?? ????????????????? ??? 1-2 ???????.
5. ?? ????? ??????? ?????????????????? ???? ??? ????????? ??? ??????? ??????. ??? ?????????????????, ?????? TA: 35 ????? ?????, FA: 1.2AC: 8 (20cm ????????????tube).
6. ???? ????????????????????????? ???? ???? ?? ???? ????? ?????. ?????????????? ???? ????????? ????????????????.
??? ???????? ???? ??????????? ??? ??????? ???? ?????????. ??? ?? ????? ???? ?????, ????????? ??? ?? ??????? ??!