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Polyethylene terephthalate (pet) plastic is used today in textile fibers, packaging materials as disposable or reusable bottles. Pet是由聚对苯二甲酸乙二醇酯（pet）制成，具有良好的电性能，耐温高达120度，但耐碱性较差，容易水解。 pet板材色彩亮丽，但亮度不如亚克力。而亚克力是由甲.