以下为句子列表：
英文: Purified terephthalic acid (PTA), produced mainly by the method of air oxidation of xylene, is a raw material for the polyester industry.
中文: 精对苯二甲酸是聚酯工业的原料，主要采用对二甲苯空气氧化法生产。
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英文: By using a trickle bed reactor which was designed by the authors, the catalytic wet air oxidation reaction of phenol on CuO/γ-Al O catalyst was studied.
中文: 通过自行设计制作的滴流床反应器 ,研究了苯酚在以CuO/γ Al O 为催化剂的催化湿式氧化反应 .
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