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Invention patent
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一种多层共挤热收缩薄膜及其制备要领
一种覆铁热封聚酯薄膜及其制备要领
一种热相变聚酯薄膜及其制备要领
一种PET无纺布购物袋及其制备要领
一种防霉抗菌聚酯薄膜及其制备要领
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