Diẹ ninu awọn eniyan ro pe rirọpo irin pẹlu pilasitik PPS yoo dinku didara ọja.Lootọ, lilo rirọpo irin PPS le mu didara ọja dara ni ọpọlọpọ awọn iṣẹlẹ.Ohun elo PPS ni awọn anfani ti resistance otutu giga, agbara giga, modulus giga, resistance ooru giga, wọ ...
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