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| ??? ????? | ?? | ? | ???? ????? | ?? |
| ???? ??? | ?? | ? | ??? | ??? |
| ???? | 2 ???? | ? | ?????? | 200-450 ℃ |
| ????? | 10-50 ?? | ? | ??? ???? | 180~210kg/m3 |
| ????? | ??? ??? | ? | ????? ??? | ???? ?????? ???? |
| ???? ???? | ?? ????? | ? | ???? ???? | ???? |
| ??? | ??? | ? | HS ?? | 7019909000 |
| ????? ??? | 30000 / ???? | ? | ? |
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- ???? ????? ?????
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(4) ????? ???? ?????? ??-???? ??????? ???
(5) ????? ????? ????
(6) ??? ????? ???
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