1, polyester film introduction Ua kapa ʻia ke kiʻi polyester polyester film (PET) (kiʻi māmā, kiʻiʻoniʻoni polyester, pepa sensitive, kiʻiʻoniʻoni polyester, benzene tin film, cellophane, hoʻokuʻu kiʻi), he polyethylene terephthalate e like me nā mea maka, ka hoʻohana ʻana i ka extrusion. ala i loko o ...
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