双语例句
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The results indicate that tar is highly aromatized at the highest final temperature, the atomic ratio of C/H for PE and waste tire tar is between 0.
研究表明：在试验温度范围内，热解终温对试验物料的焦油产量和焦油族分有明显影响；PE塑料和废轮胎焦油的C/H原子比为0 。