PBT PET聚对苯二甲酸乙二醇酯/30%玻璃纤维增强塑料颗粒/100%纯PET树脂适用于不同的瓶子PBT PET Polyethylene Terephthalate/ 30% Glass Fiber Reinforced Plastic Pellets/ 100% Virgin Pet Resin For Different Bottles

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