銆€銆€9?4??? ??????(闁?#63991;)??????????????????. 銆€銆€??????????? ????????? ?????2011??????87.75? ??????.2010? ?????????(甯稿窞)?????????????????????????????.?????10????????.????? ??????????????3?????.???16??EPDM(ethylene propylene diene monomer)??????.?????? ?????????.EPR(ethylene propylene rubber)?????鈥滭/span>?????鈥滭/span>??????????????????. 銆€銆€????,??????????????. 銆€銆€???? ???(甯稿窞)??????????????????.????4998????????(???(甯稿窞))????????????? ????????.
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