名词
中文翻译：塑料指数
同义词：
['塑料含量指数，塑料含量百分比例句：1. The plastic index of the product is 50%.（该产品的塑料指数为50%。）']
例句：
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1. The plastic index of the product is 50%.
该产品的塑料指数为50%。
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2. The plastic index of the soil has increased significantly in recent years.
近年来土壤的塑料指数显著增加。
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3.The plastic index is a measure of how much plastic is present in a material.
塑料指数是衡量材料中塑料含量的一个指标。