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| ??????? ??????? | ?? | ?????? | ???? |
| ?????????? | 2 ???? | ???????????? | 200-450 ℃ |
| ????????? | 10-50 ??? | ???????????? ?????????? | 180~210 ?"?/?3 |
| ?????? | ?????????? ????? | ???????????? ????? | ?????????? ????????? ???????? |
| ??????????????? | ???????????? | ????????? | Jiecheng |
| ????????? | ???? | HS ???? | 7019909000 |
| ??????????? ???????????? | 30000/???? | ? |
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??? ??????????? ?? ???????????? ???? ????? ??????????, ??? ????? ?? ???????????????? ????????? ??? ???????????? ??????????, ???????????? ??????????? ????????????, ??? ??? ??? ?????? ???? ????? ??? ????????????? ?? ???????????? ?? ????? ?????????? ????????? ????? ????.
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??????? ??????????? ???????? ????? ???? ??? ???? ?????, ?? ?????? ??? ???? ??????? ????? ????? ?????, ????-??????? ????? ??????????? ?????, ???????? ????? ?????, ????? ????? ????? ????? ????-SI ????????? ?????, ??? ?? ??????????? ???? ??? ???????? ????? ????? ????? ????? ????????? ????, ??? ?? ??? ???? ??? ???????? ?????? ????? ????? ?????, ???-???? ????? ????? ????-??????? ????? ??????????? ?????, ????? ??? ???????, ????, ????? ??? ???????? ?????????. ?? ???? ??? 5-150 ??, ????? ??? ???? ????????????, ???????????? ???????? ??? ???? ????? ???? ??? 1080 oC. ???????? ???? ??? ??? ??? 5 ????. ??? ?? ??????? ??????? ???? ??? 25% ?? 40%.
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????? ??????? ????? ???????? ??????????, ???? ????? ????? ????? ?????????? ?????? ??? ??? ????? ??? ??? ???? ?????????? ??? 24 ???.