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PP筒料(liao)產品優勢：全新PP原料(liao)制(zhi)成膠袋，透(tou)明度高，表面光滑(hua)韌(ren)性好，因其硬脆的(de)材(cai)質決定了其只適于(yu)包裝(zhuang)不(bu)適于(yu)承重，但對產品的(de)...
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