这家工厂也是一座世界级规模的化工厂，将源源不断地生产成千上万吨聚乙烯、聚丙烯（塑料的基本组成部分）和二甲苯（PX，用于合成聚脂纤维）。
The facility is also a world-scale chemical plant, pumping out thousands of tons of polyethylene and polypropylene, the building blocks of plastic, and paraxylene, which gets turned into polyester.
采用四氢呋喃溶解聚氯乙烯、热甲苯溶解聚乙烯材料以提取样品中的目标化合物；
The target compounds were extracted with polyvinyl chloride materials dissolved in tetrahydrofuran or polyethylene materials dissolved in hot toluene.
以过氧化苯甲酰（BPO）为引发剂，二甲苯为溶剂，进行了丙烯酸与低密度聚乙烯（LDPE）的溶液接枝聚合。
The grafting of acrylic acid on to low density polyethylene(LDPE) was studied in solution. Benzoyl peroxide(BPO) and xylene were used as initiator and solvent respectively.
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