聚氯乙烯一种普通热塑树脂，广泛用于产品加工，包括雨衣，花园浇水用的胶皮管，留声唱片，和地板砖。
A common thermoplastic resin used in a wide variety of manufactured products including rainwear garden hoses phonograph records and floor tiles.
聚氯乙烯一种普通热塑树脂，广泛用于产品加工，包括雨衣，花园浇水用的胶皮管，留声唱片，和地板砖。
A common thermoplastic resin used in a wide variety of manufactured products including rainwear garden hoses phonograph records and floor tiles.
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