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II ?????? ?????????? ??? ??????? 1 ????
2 ?????? ?????? ? PVC
III ?????? ?????????? ??????? 1 ????? ?????? ??????? ???????? ????? ??????? ???????
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Aniline ? MDI ? ?????? ??????
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3 ?????????? ????????? ?????? ???????? (PP)
????? ?????????? (PO) ? polyols polyels
4 ????? ????????
5 ?????????
6 PTA
7 ??????? ??? ??? ??? ?????
8 ???? ?????????
IV ???? ??????? ???????? 1 ????????? ??????? ???? ???? (PA)
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polybutylene terephthalate (PBT)
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2 ????? ???????
3 ?????? ??????
4 ??????????
V ???? ????? 1 polysilicon
VI ????? ????? ????? 1 ????? ??? ??????
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5 ????? ??? ????????? (????? ????? ??????)